The share price of Aim-listed ASA Resources rose more than 45% on Wednesday morning, after it announced that investment company Rich Pro Investments (RPI) has made an offer to acquire the company. RPI, which is owned by Chinese copper processing firm and nonferrous metals trader Hailiang, has offered to acquire the issued share capital of ASA at 2.1p a share, valuing ASA’s share capital at about £35.5-million.