国产亚洲精品aa片在线不卡爽√_男女一级毛片免费播放_国语刺激对白在线视频播放_欧美精品成人一区二区在线观看_久久青青草原麻豆国产_18禁男女污污污爽爽影院_亚洲欧美日韩国产麻豆_香蕉国产人午夜视频在线观看_伊人大蕉久在线播放_欧美亚洲另类清纯

As a "world-class expert on wear-resistance", KLT CARBIDE CO.,LTD is a national high-tech enterprise which integrates research, production and sales of various kinds of special-shaped wear-resistant parts, new surface engineering materials and surface engineering applications, dedicated to providing integrated wear-resistant solutions. The export volume of the company's main products in the market segment has been leading the country for many years.

The company mainly produces mechanical seal rings, shaft sleeves, nozzles, valve parts and mining cemented carbide products, which are widely used in oil and gas exploitation, mining equipment, engineering machinery, petroleum and natural gas chemical industry, water treatment, nuclear power, military project and other fields, making itself a leading manufacturer of carbide structural wear-resistant parts.

Founded in 1988, after 30 years of development, the company has become a medium-sized enterprise with two domestic subsidiaries and one foreign subsidiary. The company was listed on the New OTC Market in March 2016 with the stock code of 835792.