I wish to travel china for a bussiness tour about for a week.i had some deals with chinese suppliers. some of them are not successful.so i decide to visit china. i got the payment receipts which i paid to them.currently i got about 2 million in my accounts.and having very well running bussinesse in colombo. i wish to continue import from china. so how can i get the visa for it . my suppliers don't like to send invitations however, how can i apply for the visa without any invitation.i'm wating for your quick reply.