I like to take this opportunity to introduce our company. Yihsuan Enterprise Co., Ltd. was established in 1984 and started with the accessory of fitness equipment. Starting from 1994, we specialized in making the treadmill roller and treadmill test machine. Our factories are located in Taiwan and Shanghai. Our qualities are well known in this industry in Taiwan. We have Certified ISO 9001: version 2008 Certified since from 1999. The attached company profile has more detail information that includes our current customer list for your review. Another attachment describes the popular roller size that we are currently making, which means the off shelf rollers and lead-time is shorter. We are looking forward to receiving your reply and hope to do business with your company. ... 
Taiwan