Wanhua Chemical Group (SHA:600309) said it has operations resumed at its propane dehydrogenation (PDH) and propylene oxide (POCHP) production units in China's Penglai Industrial Park after maintenance works were completed, according to a Shanghai bourse filing on Thursday.
The maintenance was conducted after the units were closed on April 23.
The PDH unit produces 900,000 tons of the material every year, while the POCHP unit produces 600,000 tons annually.