WF International, an electromechanical services company, said Monday it priced its initial public offering of 1.4 million ordinary shares at $4 per share for expected gross proceeds of $5.6 million.

The shares have been approved for listing on the Nasdaq Capital Market and are expected to start trading this Tuesday under the ticker symbol "WXM."

The company also granted the underwriters a 45-day option to buy up to an additional 210,000 ordinary shares. The offering is expected to close on Wednesday.