The current uptrend in China's stock market is unreliable, based on unreliable corporate accounting and geopolitical risks, Carson Block, CEO of Muddy Waters, said in an interview with Bloomberg.There is some momentum in China's stock market and as a short seller, he would not “kick against the pricks” at the moment, but would not see China as a viable option for tactical investment, Block added.Related NewsCN NFRA Urges Stable & Effective Incremental Credit Supply for POEs