The “negative list” details sectors and industries that are off-limits to both Chinese and foreign investors. Regulators in China banned cryptocurrency trading and mining this year, with the country’s central bank vowing to purge “illegal” cryptocurrency activities last month. The crackdown has prompted cryptocurrency exchanges to cut ties with Chinese users. China also has been tightening control over public discourse, cracking down on show business for “polluting” society and asking mobile browsers to eliminate the spreading of rumours, the use of sensationalist headlines and the publishing of content that violates the core values of socialism. The state planner said it…