Yang Jie's four-day holiday and two-day holiday are several factories.

The Third Factory Yangjie Technology Third Factory mainly produces chips and semiconductor devices. In order to improve production efficiency and product quality, Yangjie Science and Technology No.3 Factory adopted the working system of "four shifts" and "two breaks". This working system can reduce the time of personnel shift and equipment maintenance on the production line, improve production efficiency and quality, and at the same time reduce the fatigue and pressure of employees, and improve their job satisfaction and productivity.