Completed the functions of “order matching”, “silk smart contract”, live message”, “smart translating”, “business information”, “silkchain introduction”, “silkpower mission”, “silkpower ranking”, “referral invitation”, “silk details”, “rebates of wallet usage”, “rebates of shopping”“silk token wallet”“user incentive system”. The silk application-B2C buyer version,named “E-dragon” has been listed on google play store and apple application store. The prototype design of marketing service, logistic