·Zhejiang VOB Technology
·Ningbo Jiaerling Pneumatic Machinery
·Zhejiang Changyu New Materials
·Yanxin Environmental
·Hangzhou Tianpu Textile Co., Ltd.
·Deqing Roomeye
·Haiyan Longcheng
·Dalian WOSEN Plastic Industry Co., Ltd.
·Hebei Ruixin Chemical Industry Co., Ltd