China Oilfield Services (COSL) has been linked to an order of 12 platform supply vessels (PSVs) at domestic shipbuilders.

The CNOOC-owned company has reportedly inked eight units at Wuchang Shipbuilding and four at Dalian Liaonan, the yard's first order.

Clarksons lists four 4,000-dwt ships due from Wuchang in 2020 and four in 2021.

It also reports COSL as contracting four 5,000-dwt vessels at Liaonan, with two coming in 2020 and two in 2021.