Shandong Huayishengshi Plant Protection Co.,LTD established in 1995,located in Hedong industrial ,Linyi City,Shandong Province,China,convenient logistics to the world by Air and by vessel. After years of development, it has produced various sprayer machines from the beginning to the production of accessories, including injection molding machines of various sizes. It has a complete quality management system and passed the national CCC certification and CE certification.s sprayer machines from the beginning to the production of accessories, including injection molding machines of various sizes. It has a complete quality management system and passed the national CCC certification and CE certification.