Shandong Topgrade Medical Equipment Co., Ltd is located in Zibo, Shandong, a long-established city, the birthplace of Confucianism. TOPGRADE has its own sterile mask production workshop, 24-hour machine assembly line operation, in order to ensure aseptic production, aseptic disinfection is required when entering and leaving the workshop, and the production personnel wear isolation suits for production.
Our company has been adhering to the product management of honesty and trustworthiness, winning by quality; serving customers with the concept of dedication, efficiency and satisfaction.