JINAN HIWOC GROUP CO., LTD is specialized in the production of upvc window door machine, aluminum window door machine, curtain wall making machine and insulating glass machine. Company sets research and development, production, sales, maintenance services as a whole. In order to give customer perfect service, we could also buy the upvc/aluminum profiles, window door hardwares for you from our longterm cooperation partner manufacturer.We are found in 2017, but export from export agent company. We started our own export team in 2018, and has exported 35 countrys already with very good reputation and service.Hiwoc company takes the "quality, integrity, innovation, service" spirit, always adhere to the customer demands as the guide, it was well welcomed by almost all customers with its high-quality product and good after-sales service.