Thai steel roofing producers have called on the Commerce Ministry to help extend anti-dumping (AD) duty waivers or scrap the AD measures on imported steel used in metal sheet production. According to Phunthanavud Thinkhumbeang, president of the Thai Steel Roofing Product Association, the Russia-Ukraine war has resulted in a significant increase in imported steel prices, taking a heavy toll on Thai entrepreneurs who now shoulder more than 40% import tariffs charged under the AD measure. Mr Phunthanavud yesterday led steel roofing producers to submit an open letter to Commerce Minister Jurin Lak…