I. Project background
The company was registered and established on April 11, 2008 in Zhenhai Branch of Ningbo Administration for Industry and Commerce. The company's business scope includes the processing of precious metal alloys, contact materials for electrical and electronic equipment, electrical contacts and components.

2. Customer needs
What problems did the customer encounter:
1. The company was established for a long time, the company's internal production lines are varied; the tooling return line is too long, the flexibility is poor; the production line is more traditional; the space utilization rate is not high;
2. The site 5S is poor, and there are too many WIP products on site;
3. Information transmission depends on information, information records are written, and information is lagging;
4. There are a large number of incidental work with no added value during the operation.
Lean production line analysis:
1. Designing the layout and quantity of lean production lines according to TT;
2. The line body meets the requirements of flexibility and expandability, and can be continuously upgraded to meet the production needs of different products and different processes;
3. The lean production line equipment is modularized, and the lean production line can be assembled freely to improve the efficiency and longevity of the equipment;
4. According to PQPQ (order quantity, process path), classify the line body.
Lean production line benefits:
The production balance rate has been greatly improved;
The space utilization rate of the site is saved and the floor space is reduced;
Optimize the 5S site for easy management and the overall look of the company;
The flexibility of the line body can be quickly switched to quickly respond to the market;
Reduce personnel and achieve provincialization.

3. Project improvement

Before improvement

Improved