Shares of state construction firm Wijaya Karya (WIKA), main partner of China in the development of Jakarta-Bandung high-speed train (HST), surged 6% to Rp1,065 on Tuesday (Aug 30) to make a market capitalization of Rp9.55 trillion. The stock, however, has lost nearly 28% from its recent peak as investors remained cautious on the company’s outlook.To subscribe please click here