Tongwei Co., Ltd.
Top global solar cell manufacturer and China's largest aquaculture feed producer.
Tongwei is a unique industrial conglomerate combining the world's largest solar cell manufacturing capacity (PERC, TOPCon and HJT) with China's biggest aquatic animal feed business. Its TW-Solar division produces solar cells on a massive scale for export to module makers globally. The company has pioneered fishery-solar complementary (agrivoltaic) installations at its aquaculture bases.
- Type
- Manufacturer
- Location
- Chengdu, China
- Founded
- 1984
- Website
- tongwei.com
- Categories
- Industrial Supplies, Pantry & Dry Goods, Animal Feed & Fodder
- Markets
- China, Germany, Australia, Netherlands, India
Verified facts
- corporate-mail-on-domain (green), checked 2026-08-10 Mail server of the company domain
- sanctions-clear (green), checked 2026-08-10 OpenSanctions
- debarment-clear (green), checked 2026-08-10 OpenSanctions
- domain-registered (green), checked 2026-08-10 Domain registry record
- lei-lapsed (amber), checked 2026-08-10 GLEIF
- places-goods-on-market (green), checked 2026-08-16 Registre national des producteurs (ADEME/SYDEREP), France
Claimed certifications
- ISO 9001, Quality Management IAF CertSearch
- ISO 14001, Environmental Management IAF CertSearch
- ISO 45001, Occupational Safety IAF CertSearch
Import rules for these goods
- EU imports of food of animal origin and many other food categories must be pre-notified in TRACES and enter through border control posts. European Commission (TRACES)
- US imports require the foreign facility to be FDA-registered and the importer to run a Foreign Supplier Verification Program (FSVP). US FDA