成人亚洲性情网站WWW在线观看,午夜精品久久久久久99热,人与禽A片啪啪网站,水蜜桃亚洲一二三四在线,狠狠色丁香婷婷久久综合

Zhengzhou haixu abrasives co., Ltd, founded in 1 9 9 9, located in xingyang city, henan province, china. Owning 20years production experence and experienced sales team, has established long terms cooperation with foreign customers which are from about forty countries including united states, germany, italy, japan, korea, russia ,malaysia and vietnam.

Zhengzhou haixu abrasives co., Ltd covers over 7500 square kilometers, owning production, accounting, purchasing, importing, exporting, afer-sales service, logistics,quality control departments with all kinds of testing equipments including omec, slap-sieve and microscope. Combining traditional crafts and advanced equipments.And is the leading one in the abrasives field.