By Chen Yu-fu and Hollie Younger / Staff reporter, with staff writer Ten Taiwanese traveling in China have been reported missing this week by family members, Mainland Affairs Council (MAC) Deputy Minister and spokesman Liang Wen-chieh (梁文傑) said on Thursday.Contact has been lost completely with a group of four, he said.One person went to China to visit family, one traveled there for employment and four went for unknown reasons, Liang cited the family reports as saying. The title and logo of the Mainland Affairs Council at its headquarters in Taipei are pictured in an undated photograph. Photo: Chung Li-hua, Taipei Times Separately, a Taiwanese judge was questioned by three Chinese public security officers during a trip to northern China, Liang said.The officers asked the judge about his oc