Polsteam Orders New Vessels from Wuhu Shipyard Polish Steamship Co (PZM) , commonly known as Polsteam , has signed a significant newbuilding deal with Wuhu Shipyard in China, contracting the construction of up to six handymax bulk carriers. These 45,000-deadweight-ton vessels are set to expand the company's capabilities in the shipping industry. With this agreement, Polsteam , a state-owned leader in maritime trade, has increased its