Yuhuan County Chang industry Tappet Hydraulic Co., Ltd. is professional development, manufacturing, sales campaign vehicle hydraulic Tappet, machinery Tappet professional production companies.

• 玉环县昌业液压挺杆有限公司是专业开发、制造、销售系列汽车液压挺杆、机械挺柱的专业生产企业。