Congratulations on the establishment of Dongguan 7D Technology Co., Limited and Hong Kong 7D Technology Co., Limited.Hongsong plastic industrial Co., Ltd is officially renamed as Dongguan 7D Technology Co., Limited.

由于冲压工序不同，工作条件不同，造成模具爆裂的原因是多方面的。下面就冲模的设计、制造及使用等方面综合分析模具爆裂的原因，并做出相应的改善措施。

Guangzhou international exhibition of mould (Asia mold) is the leading mold industry trade fair in Asia gathering diversity mold products, technology &service together and offering a series of advanced mold solutions, which is a most efficiency platform to expand the Asia and global mold business opportunity. International purchasing platform (Asia mold) with high quality manufactures in mold industry is highly regarded annual event in the industry. The display time is September15-17,2015. The address : No.380 Yuejiang Middle Road, Haizhu district, Guangzhou(Guangzhou Chinese import and export commodities exhibition hall).

Hongsong Plastic Mold Co., Ltd was incorporated in Year 1998, located in Dongguan city, it covers 6000 square meters, 150 staffs currently, primarily design and manufacture the automotive and medical injection mold and molding products, especially in small and medium size mold, product size up to 2000mm.

Hongsong Plastic Mold Co., Ltd was incorporated in Year 1998, located in Dongguan city, it covers 6000 square meters, 320 staffs currently, primarily for the design and manufacturing of automotive and medical injection mold and molding products, especially in small and medium size mold, product size up to 2000mm.