
ZHEJIANG SANGONG AUTOMOBILE PARTS CO., LTD. manufactures automotive water pumps, oil pumps, and ignition switches, combining strong technical capability with scalable production and in-house inspection.
ZHEJIANG SANGONG AUTOMOBILE PARTS CO., LTD. is an automotive parts manufacturer specializing in engine cooling water pumps, oil pumps, and ignition switches. Building on the foundation of RUIAN SANGONG SWITCH FACTORY and RUIAN SANGONG AUTOMOBILE PUMP CO., LTD., the company integrates manufacturing and sales to serve a broad range of automotive applications.
Since its establishment in 1987, the company has expanded rapidly and operates with independent export rights. Its products are supplied to customers across international markets, supported by a focus on consistent quality and continuous improvement.
The company maintains strong technical and production capability, supported by a team of five professional engineers and a dedicated laboratory. Manufacturing is carried out in a facility covering over 66,700 square meters, including workshops of over 33,350 square meters, equipped with numerical controlled processing centers, extensive machining resources, production lines, and advanced inspection equipment.
Quality management is reinforced through recognized system certifications, and the company’s management approach emphasizes market orientation, quality assurance, talent development, and process-centered manufacturing—aiming to deliver quality, prestige, and long-term value for global partners.

ZHEJIANG SANGONG AUTOMOBILE PARTS CO., LTD. focuses on manufacturing and selling automotive parts, with core strengths in water pumps, oil pumps, and ignition switches for vehicle applications.
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The company’s approach emphasizes market orientation, quality assurance, talent support, and process-centered manufacturing, with a long-term goal of building influence in its professional field through quality, prestige, and sustainable benefits.