How do companies open a 400 hotline? What procedures need to be submitted?

The advantages of telephones over ordinary telephones are: first, unified number, multi-department management
The telephone adopts voice navigation prompts. You can set up your own call center without investing in hardware. By dialing the number, you can be directly transferred to various departments of the enterprise, easily Realize customer management and management of various departments within the company to improve work efficiency.
Second fixed line, communication is smoother
The phone uses the operator's fixed line, which effectively ensures call quality and call security.
The third enterprise ring tone makes marketing more convenient
The phone can customize a personalized welcome message to improve user experience. Users can also freely modify and record incoming call greetings, corporate announcements, product information and other content through the platform, thereby increasing the company's influence and visibility.
The fourth millionth number resource, you can filter it at will
The phone shares millions of numbers from the three major operators, and you can purchase exclusive numbers on demand to show your nobility.
Fifth advertising is easier
When applying for a phone call, you need to submit information for annual inspection, license, legal person ID card, telephone business acceptance form, stamped with the user's official seal, organization code certificate.
Consultation hotline
Business hotline