on august 12, 2023, chemical issued an announcement on the suspension of production and maintenance of mdi integration, petrochemical integration and other devices in yantai industrial park. according to the announcement, according to the characteristics of the production process of chemical enterprises, in order to ensure the safe and effective operation of production equipment, according to the annual maintenance plan, the mdi integration of the company's yantai industrial park (mainly including mdi 1.1 million tons/year, tdi 300,000 tons/year), petrochemical integration (mainly including pdh 750,000 tons/year, po/mtbe 24/760,000 tons/year) and related supporting equipment will be shut n for maintenance on august 15, 2023, and the maintenance is expected to take about 40 days.
