Taizhou Huangyan Shuangsheng Plastic Mould Co., Ltd specializes in compression moulds for composite materials, with strong capabilities in SMC/BMC/GMT/LFT tooling and precision manufacturing.
Taizhou Huangyan Shuangsheng Plastic Mould Co., Ltd is a specialized mould manufacturer focused on composite-material and compression mould solutions. The company’s core strength is mould development for materials and processes including SMC, BMC, LFT, GMT and related composite systems, supporting customers that require stable forming performance and reliable production tooling.
With an engineering-led workflow covering design, precision machining, assembly, supporting processes and inspection, Shuangsheng delivers moulds built for consistency, structure and maintainability. The portfolio spans composite moulds as well as injection moulds, stamping dies, HP-RTM moulds and carbon-fiber moulds, enabling customers to select the right tooling approach for part requirements and production targets.
Shuangsheng’s moulds are widely used across automotive and commercial vehicles, agricultural machinery, construction and engineering machinery, rail transit, electrical and industrial applications, building materials, bathroom products, and leisure and sporting goods. As part of the Shansheng Group’s lightweight solution ecosystem, the company supports customers with integrated know-how from tooling to composite forming applications.

Compression moulds are a core competitive offering, serving composite forming applications across multiple industries with an emphasis on strong rigidity, optimized structure, safety, reliability and ease of maintenance.
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The company positions itself as a leading and proactive specialist in SMC/BMC/GMT/LFT/PHC mould development, focused on elevating customer satisfaction through high-quality tooling and professional service.
Shuangsheng Plastic Mould operates within the Shansheng Group, a composite-material overall-solution provider focused on lightweight design, development, production and service, with an end-to-end industry chain covering design, verification, mould manufacturing, raw material production, composite forming, painting and assembly.
Customer-first, integrity and attentive service are treated as long-term operating principles, supported by a culture of innovation, collaboration, self-reliance and dedicated craftsmanship.