Knocknock

 We are a local startup company and our mobile app has launched mid July 2020. We are here to build a sales and pitching team dealing with expansion across Hong Kong. For more information, please visit our website at https://knocknock.co/

 Apple 

https://apps.apple.com/hk/app/knocknock-social-connecting/id1505976406?l=en 

Google Play 

https://play.google.com/store/apps/details?id=co.knocknock.app