Hangzhou Drawing Machine Manufacturing Co., Ltd was established in1974. Our export company name is CSUN International Co., Ltd. Till now, we already have more 40 years history and experience in this industry!

Processing and selling hardware products, nails and iron wires, and mechanical components; Selling building materials; Import and export of goods or technology (excluding goods and technology prohibited by the state or involving administrative approval). (Projects that require approval according to law can only be operated after approval by relevant departments)

Anping County Qiangguan Ironware Wire Mesh Co., Ltd. is located in Anping County, set up in 2005. We have expanded steadily for many years. At present, we become an enterprise integrating design, development, manufacturing and sale.

Qingdao Zongyu Industry And Trade Co., Ltd. is located in Qingdao China, which is a group company with industries of medical apparatus, manufacturing of machinery, hardware and building materials. The main products are protective masks, protective clothing, disinfectant, hand sanitizer, nails making machine, all kinds of nails, steel coils and plates, corrugated roofing sheets. We have six subsidiary companies, include Qingdao Anlong Biotechnology Co., Ltd, Yangzhou Aihua Machinery Manufacturing Co., Ltd, Pingdu Mingzong Hardware Factory, Shandong Boxing Yide Iron and Steel Co., Ltd. Zongyu Construction Engineering Co. Ltd. (Kenya Branch) and Zongyu Metal Manufacturing Co. Ltd. (Tanzania Branch)

Hebei Mingda International Trading Company is a trading company which is specialized in castings, forgings and machinery parts.

Ningbo Breeze Imp. & Exp. Corp., Ltd. was found in 2007, is a professional manufacturing and marketing enterprise, we are specialized in mechanical products, plastic products, outdoor products, promortion item, sports item, etc.

Hebei lvke trading Co. Ltd Is a product sales, product research and development, maintenance services, spare parts supply for the integration of modern export-oriented enterprises. We have the right for goods import and export. Strong economic strength &good sales service, strong technical team, a diversity of products.