In 2006, Mr Cai Tianzhen donated 8 million yuan to establish "shishi city china charity federation Innocent Family Foundation", which is dedicated to training and rewarding outstanding rural teachers and improving teaching facilities. By the end of 20 1 1, the fund had awarded more than 2.5 million yuan for teaching assistants, which effectively improved the treatment of local rural teachers and enabled them to engage in rural basic education with peace of mind and not lose to large and medium-sized cities.