OEM Plastic Injection Molding Contract Manufacturer
40+ years experience in the custom plastic injection molding industry.
Hong Yang Precision Industry Co., Ltd. (THY Precision) offers best-in-class high-precision tooling, medical device injection molding, optical injection molding, micro injection molding, cleanroom injection molding, cleanroom assembly, and packaging services.
We specialize in high precision plastic injection molding for a wide range of industries, including medical devices, optics, and electronics manufacturing.




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About THY
Hong Yang Precision Industry Co., Ltd. (THY Precision) is a leading injection molding manufacturer with 40 years of experience in the custom plastic injection molding industry.
Fully Integrated Production
With our in-house injection molding processes streamlined under one roof, communication is fast and project development is efficient.