xxx group is a leading group of xxx country that is actively involved in xxx businesses. xxa is a main subsidiary of xxx group, specializing in import xxb products from china market and selling in xxx country market,with annual import value more than 30 million u.s dollars.

　　we are very pleased to dispatch the following employee of our company to china duing mar,xxxx, visiting our most trusted business partner, m/s xxxc co., ltd. to discuss further business cooperation. we hereby guarantee that we will bear all relative costs produced during his staying in china,and we guarantee that he will obey all local laws and regulations there.

　　kindly please help with his visa issues.many thanks.