In this article, we present the bill of lading data for a major power transformer shipment imported into the United States in November 2016. The shipment, documented under Bill of Lading Number CPJQNO88SHALGB01, was consigned to NV Energy and involved 17 packages of power transformers classified under HS Code 8504, manufactured by Jiangsu Huapeng Transformer Co Ltd in China. This record provides critical trade intelligence for businesses involved in the international electrical equipment import-export market.
The United States is one of the largest importers of power transformers globally, relying heavily on foreign manufacturers to meet the growing demand from utility companies, renewable energy projects, and industrial infrastructure development. According to trade data, the US imported approximately $3.26 billion worth of electrical transformers in recent years, with China, South Korea, Mexico, and Germany serving as the primary source countries. The shipment to NV Energy represents a significant entry in US customs records, highlighting the critical role of international supply chains in maintaining and expanding the American electrical grid infrastructure.
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This bill of lading record documents a major power transformer import transaction from China to the United States, providing detailed shipment information including shipper, consignee, notify party, cargo specifications, and routing details. The data below represents actual US Customs records captured at the time of import.
| Field | Details |
|---|---|
| Date | 2016-11-10 |
| Shipper Name | Jiangsu Huapeng Transformer Co Ltd |
| Shipper Address | NO. 68 KUNLUN DEVELOPEMNT ZONE, LIYANG CITY, JIANGSU CN, JIANGSUCN |
| Consignee Name | NV Energy |
| Consignee Address | LAUGHLINE SUBSTATION, 355 BRUCE WOODBURY DRIVE, ATTN: JACK PICTUM TEL:702-334-5773, LAUGHLIN NV89029 US |
| Notify Party Name | Doubletree Systems Inc |
| Notify Party Address | 4030 MOORPARK AVE. SUITE 222, SAN JOSE, CA - 95117, 408-850-1416, SAN JOSE CA95117 US |
| Weight | 194,550 K |
| Weight in KG | 194,550.0 KG |
| Quantity | 17 PKG |
| Measure | 472 X |
| Country of Origin | China |
| Details | 194,550.0 kg |
| From Port (Place of Receipt) | Shanghai, China |
| Foreign Port of Lading | Shanghai, China |
| U.S. Port of Unlading | Port of Long Beach, Long Beach, California |
| U.S. Destination Port | Port of Long Beach, Long Beach, California |
| Commodity | 17 PKGS POWER TRANSFORMER HS CODE: 85 0423 LINER H-H |
| Container | NC (Non-Containerized / Break Bulk) |
| Carrier Name | CHINESE-POLISH JOINT STOCK SHIPPING CO IN SHANGHAI |
| Vessel Name | NORWID |
| Voyage Number | 88 |
| Bill of Lading Number | CPJQNO88SHALGB01 |
| Lloyd's Code | 9133422 |
| HTS Codes | HTS 8504 |
The shipment of 17 power transformer packages from Jiangsu Huapeng Transformer Co Ltd to NV Energy followed a direct maritime route from Shanghai, China, to the Port of Long Beach, California. The cargo, weighing nearly 195 metric tons, was transported aboard the vessel NORWID operated by Chinese-Polish Joint Stock Shipping Co. Given the massive weight and dimensions (472 X measure units), this shipment was classified as non-containerized (NC) break-bulk cargo, which is typical for large power transformer units that exceed standard container dimensions. The following analysis breaks down the key logistics components of this import transaction.

The shipment originated from Shanghai, China, one of the world's busiest container ports and a major export hub for Chinese manufactured electrical equipment. Jiangsu Huapeng Transformer Co Ltd, based in Liyang City, Jiangsu Province, shipped the 17 power transformer packages from this port. The company is recognized as the largest producer of medium power transformers globally, with manufacturing capacity up to 750kV and 1000MVA. Huapeng exports to over 97 countries worldwide, making it a dominant player in the international transformer market.

The shipment arrived at the Port of Long Beach, California, one of the largest and busiest seaports in the United States. Long Beach serves as a critical gateway for imports from Asia, particularly for heavy industrial equipment like power transformers. The port features specialized break-bulk and project cargo handling facilities capable of receiving oversized and overweight shipments. From Long Beach, the transformers would have been transported via specialized heavy-haul trucking to the Laughlin Substation in Nevada, a distance of approximately 350 miles.

The vessel NORWID (Voyage 88, Lloyd's Code 9133422) was operated by the Chinese-Polish Joint Stock Shipping Company (CHIPOLBROK), a specialized carrier known for handling project cargo and break-bulk shipments between Asia and North America. CHIPOLBROK operates a fleet of multi-purpose vessels specifically designed for transporting heavy-lift and oversized cargo, making them a preferred carrier for large power transformer shipments. The use of a specialized heavy-lift carrier reflects the significant weight and dimensions of this 194,550 kg transformer shipment.

NV Energy, the consignee of this shipment, is a major utility company serving Nevada and parts of California. The transformers were delivered to the Laughlin Substation located at 355 Bruce Woodbury Drive, Laughlin, Nevada (NV 89029), with Jack Pictum listed as the contact person (Tel: 702-334-5773). Laughlin is situated on the Colorado River in southern Nevada, near the border with Arizona and California. The substation upgrade likely supported regional power distribution needs for this growing area, which includes gaming resorts and residential developments along the river.
The United States power transformer import market represents a multi-billion dollar segment of the global electrical equipment trade. With the US importing approximately 82% of its large power transformers from foreign manufacturers, the reliance on international supply chains has become a critical concern for grid reliability and national security. The following table provides an overview of the key dynamics shaping the US power transformer import market, including trade volumes, major source countries, and key regulatory considerations that importers and exporters must navigate.
| # | Market Segment | Key Details |
|---|---|---|
| 1 | Total US Transformer Imports (HTS 8504) | The United States imports approximately $3.26 billion worth of electrical transformers annually under HTS code 8504, which covers electrical transformers, static converters, and inductors. This figure encompasses all categories from small distribution transformers to large power transformers rated above 10,000 kVA. |
| 2 | Large Power Transformer (LPT) Import Share | According to the Department of Energy and industry analyses, the US imports approximately 82% of its large power transformers from foreign sources. This heavy reliance on imports has raised significant supply chain security and grid resilience concerns within the US energy sector. |
| 3 | Primary Source Countries | China is the largest source of US power transformer imports, followed by South Korea, Mexico, Germany, and Japan. Jiangsu Huapeng Transformer Co Ltd (JSHP), the shipper in this B/L record, is one of the largest Chinese exporters of power transformers to the US market with 145+ recorded shipments. |
| 4 | Average Annual Import Volume | US imports of distribution and small power transformers have averaged approximately 200,000 units per year over the past decade. Large power transformer imports average significantly fewer units due to their size and cost, typically ranging in the hundreds of units annually but representing billions in trade value. |
| 5 | Key US Importer Categories | Major US power transformer importers include investor-owned utilities (such as NV Energy, Duke Energy, and Edison International), federal power agencies (such as WAPA - Western Area Power Administration), municipal utilities, electric cooperatives, and independent power producers. Engineering procurement and construction (EPC) firms and equipment trading companies like Doubletree Systems Inc also serve as intermediary importers. |
| 6 | Regulatory and Security Concerns | Power transformer imports are subject to increasing scrutiny under US national security frameworks. The Department of Energy has initiated reviews of foreign-supplied transformers, and at least one JSHP-manufactured transformer was seized by the US government in 2020 over potential security concerns. The USITC has also conducted anti-dumping investigations on transformer imports from certain countries. |
Beyond the specific shipment to NV Energy documented in the bill of lading above, numerous US companies actively import power transformers from international manufacturers. The following table presents key US entities identified in customs records and public filings as significant importers or purchasers of power transformers. These organizations represent a mix of electric utilities, federal agencies, and specialized equipment procurement companies that rely on foreign-manufactured transformers for grid expansion and maintenance projects.
| # | Company / Organization | Type and Import Activity Description |
|---|---|---|
| 1 | NV Energy | Major Nevada-based electric utility and subsidiary of Berkshire Hathaway Energy, recorded as consignee for 17 PKG power transformer shipment (194,550 kg) from Jiangsu Huapeng Transformer Co Ltd, delivered to Laughlin Substation in Nevada via Port of Long Beach, California |
| 2 | Duke Energy Corporation | The largest electric power holding company in the United States with over $110 billion in total assets, Duke Energy operates across multiple states and imports large power transformers for grid modernization, substation construction, and renewable energy integration projects throughout its service territory |
| 3 | Edison International (Southern California Edison) | One of the largest electric utility holding companies in the US, serving millions of customers in Southern California. Edison International regularly procures power transformers from international and domestic manufacturers for transmission and distribution infrastructure upgrades across its extensive service area |
| 4 | Western Area Power Administration (WAPA) | A US federal power marketing administration under the Department of Energy that imports large power transformers for federal hydroelectric projects. WAPA has been involved in procurement of transformers from Jiangsu Huapeng and other international manufacturers for grid infrastructure |
| 5 | Doubletree Systems Inc | A San Jose, California-based company specializing in automation, power system operation, and protection solutions. Listed as the notify party for the NV Energy transformer shipment, Doubletree Systems provides procurement, consulting, and predictive maintenance services for power transformers and serves as an intermediary for equipment imports |
| 6 | JSHP Transformer USA Corp | The US subsidiary of Jiangsu Huapeng Transformer Co Ltd, headquartered in San Jose, California. JSHP Transformer USA serves as the domestic sales, service, and logistics arm for Huapeng's transformer exports to the North American market, facilitating customs clearance and delivery of large power transformer units |
| 7 | Southern Company | One of the largest electricity producers in the United States and the leading wholesale energy provider in the Southeast, Southern Company imports power transformers for its extensive generation, transmission, and distribution infrastructure across multiple states in the southern US |
| 8 | PG&E Corporation (Pacific Gas and Electric) | California's largest combined natural gas and electric utility, serving approximately 16 million people across Northern and Central California. PG&E regularly imports distribution and power transformers for wildfire-hardening, grid modernization, and substation replacement programs |
About Jiangsu Huapeng Transformer Co Ltd: Founded in 1967 and headquartered in Liyang City, Jiangsu Province, China, Jiangsu Huapeng Transformer Co Ltd (JSHP) is recognized as the world's largest producer of medium power transformers. The company has a manufacturing capacity of up to 750kV and 1000MVA, delivering over 14,000 main power transformers to more than 90 countries in the past 15 years, averaging 2-3 units per day. With export share approaching 50% of total production and over 111,500 MVA delivered in 2022, JSHP tops the China Transformer Manufacturer Association rankings. The company's US operations are managed through JSHP Transformer USA Corp in San Jose, California, which facilitates customs clearance, delivery coordination, and after-sales service for the North American market. However, JSHP transformers have also been subject to US government scrutiny, with a 226-tonne transformer seized by federal authorities in 2020 over potential national security concerns.
Trade Data Value: Bill of Lading records are among the most valuable sources of trade intelligence for the power equipment industry. The shipment data from Jiangsu Huapeng Transformer Co Ltd to NV Energy, along with records from hundreds of other US power transformer importers, provides manufacturers, suppliers, and trade analysts with actionable intelligence on buyer identification, competitor analysis, shipping patterns, and market dynamics. The US power transformer import market, valued at billions of dollars annually under HTS 8504, represents a critical commodity flow supporting the nation's electrical grid infrastructure. Companies seeking power transformer buyers in the US market can leverage customs B/L data to establish business connections, analyze import volumes, and identify emerging procurement trends in the utility and energy sectors.
The United States' heavy reliance on imported power transformers, approximately 82% for large power transformers (LPTs), has become a critical infrastructure concern. The US electric grid depends on these essential devices to step up voltage for long-distance transmission and step down voltage for local distribution. With lead times for large power transformers ranging from 12 to 24 months and domestic manufacturing capacity having declined significantly over recent decades, utility companies like NV Energy increasingly turn to international manufacturers such as Jiangsu Huapeng, Hyundai, Hitachi Energy, and Siemens Energy to meet their transformer procurement needs. The Department of Energy has identified this import dependency as a potential national security risk, leading to initiatives aimed at reshoring transformer manufacturing capacity and implementing supply chain security programs.
China has emerged as the world's dominant exporter of power transformers, with companies like Jiangsu Huapeng Transformer Co Ltd leading global production. JSHP alone has shipped over 14,000 main power transformers to 90+ countries, making it the largest producer of medium power transformers worldwide. The company's manufacturing complex in Liyang City spans an enormous facility with capacity up to 750kV and 1000MVA per unit. Chinese manufacturers benefit from economies of scale, competitive pricing, and established export logistics through major ports like Shanghai. However, US-China trade tensions and national security reviews have introduced uncertainty into this supply relationship, with the US government seizing at least one Chinese-built transformer and the USTR imposing tariffs on certain electrical equipment categories under Section 301.
Power transformers imported into the United States are classified under HTS code 8504, which covers 'Electrical transformers, static converters (for example, rectifiers) and inductors.' This broad heading encompasses multiple subcategories: 8504.21 (liquid dielectric transformers under 650 kVA), 8504.22 (liquid dielectric transformers 650-10,000 kVA), 8504.23 (liquid dielectric transformers exceeding 10,000 kVA), 8504.31 (other transformers under 1 kVA), 8504.32 (other transformers 1-10 kVA), 8504.33 (other transformers exceeding 10 kVA), 8504.34 (static converters), and 8504.90 (parts). The NV Energy shipment was classified broadly under HTS 8504, indicating large power transformers. Importers must also comply with IEEE and ANSI standards, Department of Energy efficiency regulations, and potentially Buy America provisions for federally funded projects.
Doubletree Systems Inc, listed as the notify party on this B/L record, is a San Jose, California-based company with extensive experience in power system automation, protection, and predictive maintenance solutions. Founded and registered in California in February 2000, the company specializes in providing open-architecture solutions for the power systems sector and has served as a procurement intermediary and technical consultant for numerous utility transformer import transactions. Their involvement in this shipment to NV Energy's Laughlin Substation exemplifies the role played by specialized engineering firms in the US power transformer import supply chain, bridging the gap between Chinese manufacturers and US utility end-users by managing logistics, customs documentation, and technical specification compliance.
Bill of Lading records serve as one of the most comprehensive and reliable data sources for analyzing international trade flows in the power equipment sector. Each B/L record captures critical transaction details including actual buyer identities, supplier relationships, product specifications, shipment volumes, routing, and timing. Companies in the power transformer industry leverage B/L data to identify potential buyers across the US utility sector, benchmark competitor import activities, analyze shipping patterns and port preferences, assess market share and pricing trends, and develop targeted sales strategies. With the US power transformer market valued at billions of dollars annually, trade intelligence derived from customs records provides a significant competitive advantage for manufacturers and suppliers seeking to enter or expand their presence in the North American market.
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