What companies are there in Block B of China Resources Building in Haikou?

Hainan Travel Duty Free Co., Ltd., China Tourism Group Hainan Branch, Hainan Airlines Holdings Co., Ltd. ..

1. Hainan Travel Investment Duty Free Co., Ltd.: As the forerunner of Hainan's tax-free policy for outlying islands, the company actively responds to the call of the government and is committed to providing consumers with high-quality tax-free goods and services for outlying islands.

2. China Tourism Group Hainan Branch: As an important branch of China Tourism Group in Hainan, the company has rich resources and experience in Hainan tourism market and provides one-stop tourism services for tourists.

3. Hainan Airlines Holdings Co., Ltd.: As a well-known airline in Hainan, HNA Holdings provides safe, convenient and comfortable air transportation services for domestic and foreign passengers.