Shanghai Sincere Steel&Tools Co.,Ltd. is subordinate to Grand Promise Holdings Limited(HK) and registered in Shanghai,China. Its main business is in charge of domestic selling of steel and tools from different factories of Grand Promise Group.All of international business of our group are controlled by Grand Promise Holdings Limited.
?? We also maintain good relationship with other big steel and tool factories in China mainland.So we have some part of business in sales agent,if we can not make the products that our customers need.