The company adopts the procurement mode of "order by sales" and "maintain certain inventory". Purchase customized products according to customers' actual order requirements; For stereotype products and standardized products, purchase according to actual orders and market demand forecast, and maintain certain inventory. For common raw materials, due to the variety involved, will generally maintain a certain inventory.
At present, the company has formed a relatively stable supply channel of raw materials, and established a long-term good cooperative relationship with major suppliers.