Laystone owns three companiestwo factories and three quarries.Xiamen Laystone Commercial and Trading Co.,Ltd.was built in 2011 and major in importing and exporing business .XIAMEN WANWEI TRADE CO.LTD.was built in 2015 and major in exporting business.Laystone Corporation Limited is built in 2012 and major in HK market,Our company has our own quarrues G623(C687 and G654and two processing factories.Based on credibility)quality first and customer-oriented servicewe enjoy a good reputation among customers and society.Meanwhile,we have established long-term and stable business relationships with many customers.br