亚洲熟妇无码乱子av电影-亚洲熟妇无码一区二区三区-亚洲熟妇无码一区二区三区导航-亚洲熟妇中文字幕五十中出-亚洲熟妇自拍无码区-亚洲熟妇自偷自拍另类

Zhejiang Hatehui Technology Co., Ltd is located in China's standard parts production base-Zhejiang Haiyan. It is a professional mechanical hardware manufacturer with self-export rights. Hatehui has developed two series of products with years of attention and research on mechanical hardware：

Fasteners: The company produces and sells all kinds of German standard (DIN), American standard (ANSI), British standard (BS), Japanese standard (JIS) and non-standard fasteners, hydraulic accessories and ductile castings, etc., and our main products (outer hexagon bolts, inner hexagon bolts, flange bolts, carriage bolts, steel structure bolts, etc.) The specification diameter ranges from 5mm to 70mm (1/4"-2 1/2"), and the length ranges from 6mm to 800mm (1/4" —32”). Grade: 4.8-12.9. (American-made 2-10). Special products such as high-strength bolts and red bolts are favored by foreign customers. In 2005, our company has successfully passed the ISO9001 quality system certification.

Stamping parts: Hatehui established Yihan communication technology (Zhejiang) Co., Ltd. in 2020, and invested in stamping parts factory to produce stamping parts in 5g communication technology industry, solar photovoltaic industry and other fields.