欧美日韩夫妻精品|亚洲最新无码视频|亚洲偷偷自拍无码|久草AV成人色欧美综合|91麻豆大神日韩欧美亚|亚洲制服无码国产|日本无码高清视频一区二区|日本亚洲久久九九电影黄色|色欲av一区二区三区男人的天堂|久久做品人人做人人综合

Ningbo Zhenhai Guisi Zhaoyang Hardware Screw Factory

Ningbo Zhenhai Guisi Zhaoyang Hardware Screw Factory is located in a beautiful coastal city Ningbo. The company, established in 1992,is a leading manufacturer and supplier, specialized in producing bolt. By utilizing the advanced physical distribution management system and absorbing in advanced experience in mechanical manufacturing, the company produces first-class products to meet the demands of the market. The products are adopted completely by superior raw materials and implemented strictly in accordance with GB,DIN,ANSI,ISO,AS standard or drawings from customers. Our sizes are from M6 to M24, 20mm to 250mm long.