Sino-Thai Haust, Sino-Thai Precision, Ketai Gauge and Xincheng Technology are four subsidiaries. Dongguan Zhongtai Mould Co., Ltd. (hereinafter referred to as "Zhongtai Stock") is a private company specializing in the design and production of automobile stamping dies. Officially registered in 2005, it is located in Taozi Industrial Park, hengli town, Dongguan. The business scope includes the design, development, production and sales of molds, the production and sales of cold and hot stamping products of hardware, injection molding products, inspection fixtures and thermoforming production equipment; Surface spraying processing; Domestic commercial and material supply and marketing industries; Engaged in import and export business (the above items do not include those prohibited by laws, administrative regulations and the State Council regulations and requiring pre-approval). (Projects that must be approved according to law can only be operated after being approved by relevant departments). The subsidiaries of Zhongtai Mould are Zhongtai Haust, Zhongtai Precision, Ketai Inspection Tool and Xincheng Technology.