Sun Strong Precision Metal International Limited

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Sunstrong International Industrial Ltd

🇭🇰 Hong Kong

1984

5001-10000 people

Manufacturer

High capacity factory

Established brand

Large enterprise group

OEM manufacturer

Shipments

1669

Key customer

KA HONG

Key market

🇻🇳 Vietnam

Description

Sunstrong International Industrial Ltd is a premier large-scale manufacturer and high-tech enterprise founded in 1984 in Hong Kong. Specializing in comprehensive EMS (Electronic Manufacturing Services) and one-stop solutions, the company operates extensive facilities across 200,000 square meters, including a headquarters factory in Dongguan and multiple branch factories in Shenzhen and Kunshan. With a workforce of over 6,000 to 10,000 employees and a dedicated team of 300 professional technicians and engineers, Sunstrong provides robust OEM and ODM capabilities to a global clientele that includes industry leaders such as Ericsson, Philips, Panasonic, and Canon. The company's diverse product portfolio features switching power supplies, transformers, PCBA for home appliances, battery chargers, and power adaptors. Beyond electronics, Sunstrong offers advanced manufacturing services including SMT (with over 40 production lines), mold fabrication, plastic injection, and precision metal processing such as stamping, die-casting, and CNC machining. They have also expanded into renewable energy sectors, providing solar energy systems, energy storage, and photovoltaic products. Committed to high quality and environmental standards, Sunstrong is certified with ISO 9001 and ISO 14001, and is recognized as a Sony Green Partner. Their products often meet Energy Star requirements and carry safety verifications for major international markets across Asia, Europe, and the Americas. With annual sales reaching up to 1 billion USD, the company maintains a strong global presence through sales representative offices in Japan, Singapore, and Europe.

Switching Charger (SELCD004)

Switching Adaptor (SELCD005)

Switching Charger (SELCD001)

Switching Car Charger (SELCD016)

Battery Charger (SELBC036)

Switching Transformer (SELCD019)

Transformer (SELAD019)

Switching Charger (SELCD010)

Shanghai Strong Metal Production Co., Ltd.

🇨🇳 China

2003

51-100 people

Manufacturer/Trading Company

Established brand

OEM manufacturer

ODM manufacturer

Product customization

Shipments

176

Key customer

A O SMITH

Key market

🇺🇸 United States

Description

Shanghai Strong Metal Production Co., Ltd. is a multinational production-oriented enterprise and trading company established in 2003, headquartered in Shanghai, China. With a registered capital of 120 million RMB and a total factory construction area of 30,000 square meters, the company operates five subsidiaries across Shanghai, Taicang, Nantong, Nanjing, and Vietnam. They specialize in precision metal and plastic manufacturing, offering core capabilities in sheet metal fabrication, metal stamping, and plastic injection. Their services include cutting, punching, bending, welding, surface treatment, and polishing for various metal and plastic parts. Shanghai Strong Metal Production Co., Ltd. provides comprehensive technical support and one-stop services, including OEM and ODM, with independent R&D, design, and mold manufacturing capabilities. They employ over 50 engineers and more than 50 internationally certified welders. The company is certified with ISO 9001 and IATF 16949, and also holds NE15085-2 rail transit welding quality management system certification. Their products and services cater to industries such as new energy vehicles, electric vehicles, household appliances, rail transit, automotive, and electronics. They have successfully completed over 10,000 innovation projects globally and export to markets including Japan, America, Europe, and Korea.