Hello, the number of people can be added the company is related to the certification level.
[Team (ie uncertified company)]: you can add up to 50 employees. If the administrator who added the member has personal verification, you can add up to 500 people;
[Intermediate certification]: The maximum number of support expansion is 1000;
[Advanced certification]: The maximum number of support people is 10,000;

If the number of teams reaches the upper limit, it is recommended to complete the enterprise certification to increase the maximum number of contacts. Enterprise certification requires a valid qualification certificate, it doesn't charge.