Chung Yong-jin, the recently appointed chairman of Shinsegae Group, had deleted nearly all of the posts from his Instagram page as of Thursday, fanning speculations that he may be quitting his stepping back from his activities on social media. Chung's page, which has some 843,000 followers, only has a few posts remaining that contain only photos and no text. The photos are of nature, of him reading or holding pr...