New suppliers shall provide documents of business qualification, download supplier questionnaire and fill it. The purchasing department collects all of the needed information, surveys through field visiting or professional web site, send the investigation content and results to the subordinates of the group, determines if the supplier is qualified or not.

According to the requirements plan of group companies, public bidding announcement is issued at group web site.

Suppliers shall bid within the period required from the bidding announcement. Purchasing department summarizes the regained tender and compares the price, with related companies and departments together, determine the tender by considering the product quality and delivery ability of each supplier,