According to the announcement of Thalys Medical Technology Group Corporation(603716) , Thalis biotechnology and ate gold kuyumculuk signed the first phase of the covid-19 test kit sales contract on January 20. Thalis biotechnology sold covid-19 test kits to ate gold kuyumculuk. In the first phase, it set the total order amount of US $20 million in two batches as the purchase pool. The total amount is about RMB 127 million. The contract price of the first phase of covid-19 test kit trial sales order is US $1 million (including freight). If the contract is successfully performed within this year, the expected net profit will exceed 50% of the company’s non net profit deducted through audit in 2020, but the remaining US $19 million order has the risk that the other party will not continue to purchase. If the other party subsequently confirms not to continue to purchase, It has no significant impact on the financial status and operating results of the current year.