1. official website provides online contact information and customer service telephone number, which can be used for detailed consultation and negotiation with Efferman head office.

2.Ifilman has also registered on some well-known investment platforms, and announced the joining policies and conditions, including various cooperation modes, investment amount, term and profit.

3. Clothing fairs, investment forums, etc. You can participate in these activities to learn about the latest development of enterprises and product design. , and consult related joining matters.