An elderly Hong Kong pro-democracy activist has been charged with breaching country park regulations after displaying a pair of Chinese-language banners on Lion Rock last October. Chan Ki-kau, 76, appeared at Kowloon City Magistrates’ Courts on Wednesday for the first time since his arrest and bail four months ago. Police detained him after noticing reports online about signs appearing on the iconic peak, which is 495 metres high. He stood accused of violating the Country Parks and Special Areas Regulations. The regulations state that visitors cannot display signs, notices, posters, banners or…