Ningbo Yishan Hardware .,LTD offers DURATUFF flat thread rolling dies for machine screws and tapping with worldwide first clsaa quality production output.The reason we have gained our strong reputation in fastener industry because of long life,high ...

Jingyueda Molds & Machinery Co., Ltd. mainly produces extrusion flat dies, multi-layer co-extrusion composite feedblock, melt metering pump and filters. Since our founding, we have established extensive cooperation relationship with many equipment ...