There is a project priority version

There is a project priority version, and business purchases from sources without rebates.
"Engineering cooperation": reliable relationships and reliable things.
"Mobile office": management brings benefits.
"Project Updates": All construction sites are at your fingertips.
"Sunshine Purchasing": eliminate rebates, save money and make money.
"Mobile Approval": No need to wait for approval

Features of the engineering priority version:
1. Bidding information: View bidding information in real time.
2. Engineering cooperation: Publish and browse engineering cooperation information.
3. Mobile office: universal approval, making approval simpler and more efficient.
4. Project live broadcast: View project dynamics in real time, and control all construction sites with one hand.
5. Sunshine Procurement: Procurement of engineering materials saves money.

1. Calling SMS is to facilitate users to invite them as friends through SMS;
2. Call making is convenient for users to send phone numbers while chatting and directly make calls;
3. Accessing contacts is convenient for users to add friends;
4. Obtain location information to facilitate users to view accurate information in real time.