XUE [Xueda Education] SC 13D/A: (Original Filing)
[CUSIP No. 98418W109 1 NAME OF REPORTING PERSON Xiamen Insight Investment Co., Ltd. 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see instructions) ¨ ¨ (a) 3 SEC USE ONLY 4 SOURCE OF FUNDS (see instructions) OO 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION Peoples Republic of China NUMBER OF]