SummaryJiangsu Donghai Semiconductor Co., Ltd. is a China-based semiconductor manufacturer established in 2004, with operations in Wuxi, Jiangsu. The supplier produces power semiconductor devices and integrated circuits, including MOSFETs, diodes, IGBTs, transistors, thyristors, and ICs. Evidence indicates substantial manufacturing capability, including more than 10 production lines, a manufacturing area of 18,862 square meters, reported annual power-device output of 1.2 billion pieces, and 11–20 quality-control staff. The supplier holds ISO 9001:2015, ISO 14001:2015, and IATF 16949 certifications. Its innovation profile is supported by 118 patent applications, independent intellectual property, advanced automatic production equipment, and 35 years of combined R&D-engineer experience. The available information does not sufficiently establish after-sales service capability, customization capability, or broad customer-case experience. Financial credibility cannot be fully assessed from the non-financial evidence...
Supplier typeThe supplier is identified as a limited company and factory in Wuxi, Jiangsu, China, specializing in semiconductor power devices and integrated circuits. Its stated product range includes MOSFETs, diodes, IGBTs, transistors, thyristors, and ICs, indicating a manufacturing-oriented semiconductor supplier.
CertificationsThe supplier explicitly reports holding ISO 9001:2015, ISO 14001:2015, and IATF 16949 certification. These certifications provide direct evidence of established quality, environmental, and automotive-related management systems.
R&D capabilityInnovation capability is directly supported by independent intellectual property, 118 patent applications, authorization to establish a Jiangsu Engineering Technology Research Center, a high-tech enterprise designation, and 35 years of combined R&D-engineer experience. The supplier also states that it focuses on semiconductor intelligent power-control technology and system solutions.
Production capacityThe supplier reports a manufacturing area of 18,862 square meters, more than 10 production lines, advanced fully automatic production equipment, 11–20 quality-control staff, and annual power-device output of 1.2 billion pieces. It reports one-month fulfillment lead times in both peak and off-peak periods, supporting a substantial production base, although capacity data by individual product is not provided.