Group packge service is the most popular item in the Chinese tourist market. Huangshan Zhonghai Holiday Travel Service (CTSH) has accumulated rich experience in this regard. This servise implies that travel agencies design different tour lines according to the wishes of the tourists and provide full-trip services for tourist groups . We offer the following programs: sightseeing , incentive tour , holiday tour , professional study tour , and study tour of Chinese minorities' culture etc . In a group of package tour , the CTSH is responsible for providing group accommodation , transportation , luggage shipment services as well as guide-interpreter services . The CTSH also buys safety insurance for all its clients.