很黄的视频网站,五月婷六月婷婷,色婷婷视频在线观看,亚洲一区毛片,成人黄色免费网,www黄色免费,日本黄色成年人免费观看

Technology Introduction

Micro-foaming technology

A thermosetting material, an insert embedded, a high-fine-size and an excellent-performance product, excellent product performance and a strong application in the replacement of a plastic-substituted steel part;

Gas-assisted molding technology

Compressed air, nitrogen, carbon dioxide and other media are used to realize low speed or high speed gas assisted molding technology to fill the whole or local gas of the product, and to realize the excellent structure and performance of the product. The gas-assisted injection molding method can be realized by full injection method and semi-injection method.