Hou Ling. Com is an Internet platform that helps enterprises solve the labor cost optimization problem legally through crowdsourcing under the social security tax policy. It is also a change in the traditional employment relationship, focusing on the commission of the tax bureau. Hou Ling. Com is an enterprise that contracts its work to Hou Ling. Natural persons are registered as freelancers in Hou Ling. Accept orders in Hou Ling. Com, complete the task and get paid. The service mode is that the platform is entrusted by the tax bureau to collect personal income tax, value-added tax and additional tax.