exhibit 10. 5 sales agreement contract no. : szhmcyfh20200122 - 56 date : january 22, 2020 supplier : shenzhen huamucheng trading co., ltd. buyer : shenzhen yunfeihu cross - border e - commerce co. ltd. 1 、 product name, model, quantity and amount. 1 、 product name, model, quantity and amount. 1 、 product name, model, quantity and amount. product name model unit quantity ( ton ) unit price ( rmb / ton ) total amount without tax ( rmb ) total amount including tax ( rmb ) aluminum ingot a00 ton 55. 0970 14230 693832. 13 784030. 31 product name model unit quantity ( ton ) unit price ( rmb / ton ) total amount without tax ( rmb ) total amount including tax ( rmb ) product name model unit quantity ( ton ) quantity ( ton ) unit price ( rmb / ton ) unit price ( rmb / ton ) total amount without tax ( rmb ) total amount including tax ( rmb ) aluminum ingot a00 ton 55. 0970 14230 693832. 13 784030. 31 aluminum ingot a00 ton 55. 0970 14230 693832. 13 784030. 31 total rmb amount ( amount in words ) : 2 、 quality standards : implemented in accordance with national standards. 2 、 quality standards : implemented in accordance with national standards. 2 、 quality standards : implemented in accordance with national standards. 3 、 product packaging : bundled. 3 、 product packaging : bundled. 3 、 product packaging : bundled. 4 、 delivery method : buyers pick up in warehouse. 4 、 delivery method : buyers pick up in warehouse. 4 、 delivery method : buyers pick up in warehouse. stock : foshan south warehouse, foshan, guangdong. delivery period : the supplier must complete the delivery within the validity period of the contract. 5 、 payment method : the purchaser must pay the full amount of the contract within the validity period of the contract. the settlement price of the product is 13 % vat. 5 、 payment method : the purchaser must pay the full amount of the contract within the validity period of the contract. the settlement price of the product is 13 % vat. 5 、 payment method : the purchaser must pay the full amount of the contract within the validity period of the contract. the settlement price of the product is