g. We thank you for your letter of April 24.In compliance with your request, we are sending you herewitha copy of our latest price list for your reference.All prices are understood to be CIF London, subject to our fi-nal confirmation. Payment is to be made by irrevocable docu-mentary Letter of Credit available by draft at sight.As there is a heavy demand for the goods, we would suggestthat you advise us by fax in case of interest.We are looking forward to your early reply.h.Yours faithfully,Chiwan Petroleum Supply Base(Signed) ...Wang DaweiManagerj. Encl. as statedk. C.C. our Branch Offices1. P.S. As requested, we will airmail you two samples tomor-row.(2) The Ways of Writing Parts 各部分的寫作要領(lǐng)a. Letterhead 信頭