·Jinan Adasen Trade Co., Ltd.
·Wuxi Cima Science Co., Ltd.
·kalpaka exports
·Allied Overseas
·Wuhan Hezhong Bio-Chemical Co.,Ltd Sales Dept.
·Jiangmen Pengjiang Haiguang Drinking Water Equipments Co. Ltd
·Labthink Instruments Co., Ltd
·Zhuzhou Jianghai Environmental Protection CO., Ltd
·Qingdao Sino-world International Trading Co., Ltd.