China has told its state firms to evacuate non-essential staff from Myanmar after dozens of Chinese-run factories were attacked on the weekend amid rising anti-China sentiment, according to sources within the companies.In a notice seen by the South China Morning Post, the State Council’s State-owned Assets Supervision and Administration Commission (Sasac) ordered state-owned enterprises in Myanmar to evacuate staff involved in projects that had come to a halt.Other staff to be pulled out of the…