China issues draft guidelines on overseas investment, page-40

Of course they're privy to preliminary results, they've been given access to the data room during a drilling campaign and based on that they've bought 10% of the company in an off market transaction and are looking to acquire 5% more, on and off, for a seat on the board.

Yes there are delays, and I'm certain that the mtc board are not waiting for BCC to buy their 5% before publishing results. They don't seem like fools to me, and neither do I suspect BCC to employ people who would be foolish enough to committ blatant insider trading, and advertise it openly, because, as you say, insider trading is rampant in capitalist countries. They have a much wider employment pool to choose from than that.