Inverter OEM Manufacturer from Guangzhou | Congsin

Reliable inverter solutions – pure sine wave, car inverter, and custom power systems

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Company Profile – Inverter Manufacturer from Guangzhou

Congsin is a professional inverter OEM factory located in Guangzhou, China, specializing in custom inverter production for global buyers.

✅ In-house SMT & inverter assembly line

✅ 100% full-load testing & QC protocol

✅ Fast delivery & global logistics support

✅OEM/ODM inverter customization available

About Congsin – Professional Inverter Manufacturer Since 1998

Guangzhou Congsin Electronic Technology Co., Ltd. (formerly Guangzhou Doxin Electronic Factory) was established in 1998. We are a high-tech inverter factory specializing in the R&D and production of:
🔶Modified sine wave inverters
🔶Pure sine wave inverters
🔶Solar charge controllers
🔶DC to DC converters
As a certified OEM/ODM inverter manufacturer, our factory is ISO9001:2000 qualified and all products comply with global standards such as CE, EMC, LVD, ETL, ROHS, and E-MARK. We support global wholesalers, e-commerce brands, and B2B buyers with custom inverter solutions and fast delivery.

Canton Fair & International Exhibitions

Guangzhou Congsin Electronic Technology Co., Ltd. actively participates in major international exhibitions such as the Canton Fair and Yiwu Photovoltaic Exhibition. At these events, our inverter products—including pure sine wave inverters and solar controllers—have gained strong attention from global buyers.

Customer Highlights:

African Market: Since 2015, many African wholesalers have placed repeat orders after testing samples at the booth.
Germany: A German customer, who owns a large electronics chain, placed an OEM order onsite and visited our factory for further collaboration.
United States: Several U.S. buyers requested inverter samples and later followed up with bulk orders for car power inverters.

With each trade show, Congsin enhances global visibility and builds strong partnerships with inverter distributors, importers, and OEM clients worldwide.

Canton Fair & International Inverter Exhibitions

Guangzhou Congsin Electronic Technology Co., Ltd. has actively participated in global exhibitions such as the Canton Fair and Yiwu Photovoltaic Expo, showcasing our range of pure sine wave inverters, car power inverters, solar charge controllers, and customized OEM solutions.

Real Buyer Stories:

Africa: Since 2015, numerous African distributors have visited our booth and placed yearly orders for solar and car inverters. Many became long-term partners.
USA: American clients showed great interest in our portable power inverters. After receiving samples onsite, follow-up bulk orders were placed within weeks.
Germany: A buyer representing a major supermarket chain tested a sample during the show and confirmed a large OEM order for pure sine wave inverters after returning to Germany.

Through these exhibitions, Congsin strengthens its reputation as a reliable OEM inverter manufacturer and builds lasting relationships with international buyers seeking custom inverter solutions and high-quality inverter suppliers.