Qingdao Knowledge Industry & Trading Co., Ltd.

Our History
Our factory was established in 1997. After the establishment, with the development of business and the continuous improvement of technical level, we are also making continuous progress. From the beginning of the OEM service for many customers and factories, to the independent design and production of products for customers, and finally we began to purchase our own land and machinery and equipment, and then with the change of customer process and the increase of difficulty , we need to constantly supplement our own machinery and equipment and... [Details]