国产精品福利自产拍在线观看,亚洲欧美精品伊人久久,日本一区午夜艳熟免费,再深点灬舒服灬太大了少妇

Supports
Fujian Longxi Bearing (Group) Corporation Limited?-?Supports?-?Research & Development
Research & Develop
Release date:2013-08-21 15:51 ???
LS is a national high-tech enterprise, our R&D investment accounts for the sales revenue by over 5% and we got 23 patents. We undertake the task of editing the technical standard of spherical plain bearings in China, designing & developing the non-standard products for the customers. We develop and research the products by applying the PDM finite element analysis CAD, CAT and virtual reality manufacturing. We have first-class research and design team, specializing in material, process and testing, test equipment, product development and technology information research. LS was approved to establish the “National Standardization Technical Committee bearing joint bearing sub-technical committee” and responsible for auditing national standard.