Shandong Shuangqiu Protective Equipment Co., Ltd. is an industrial company that integrates scientific research and development, production and sales, and service; Since the 1990s, leapfrog development has been implemented, and medium-sized enterprises in the production of protective equipment have been formed; Collective and personal protective equipment has taken the lead in entering the international market, and the "Double Ball" brand products are well-known both inside and outside the Great Wall of China, as well as in Southeast Asia, Europe and America. Shuangqiu...