Citizens of the following countries holding ordinary passports are exempt from a visa, if they travel to Hainan Province in a tourist group (more than five people inclusive) organised by an international travel agency registered in Hainan Province and approved by China National Tourism Administration, and also if their stay is not to exceed 15 days: the U.S., Malaysia, Thailand, Republic of Korea, the Philippines, Indonesia, Germany, the U.K., France, Austria, Italy, Russia, Switzerland, Sweden, Spain, Netherlands, Canada, Australia, New Zealand, Finland, Denmark, Norway, Ukraine, Kazakhstan, Japan, and Singapore. Among the listed countries, visitors from Republic of Korea, Germany or Russia may stay for 21 days if their group includes more than two persons inclusive.

  For further visa information , be sure not to take rist to apply from liasons , pls follow the Chinese official link : 

A Brief Introduction to Chinese Visas (www.gov.cn)