NET winform enterprise ERP management system v0.2

V0.2 optimizes the code and fixes several problems

NETwinform enterprise ERP management system complete source code. This system is an ERP management system for small and medium-sized enterprises, which can effectively manage small and medium-sized production enterprises or commercial enterprises. The following goals can be achieved through this system:
Flexible data entry makes information transmission convenient and fast;
The system adopts human-computer interaction mode, with beautiful and friendly interface, flexible and convenient operation, strict business process control, and safe and reliable data storage;
Allocate permissions strictly according to operating functions;
Strictly control business processes and proactively prompt users with business process information;
The final confirmation of various documents requires review operations by personnel with review authority;
Customer analysis uses graphical display, which is intuitive and clear;
Realize various comprehensive queries and fuzzy queries;
Realize integrated information management of corporate customers and their internal resources;
Conduct strict data inspection on data entered by users to avoid human errors as much as possible;
The system maximizes ease of maintenance and operation