On Aug 11 Zonghuixin Photonics signed an agreement to establish a high-end optical-communications chip and device R&D and manufacturing base in Changzhou. The project includes total committed investment of about 5 bln yuan and will prioritize R&D and mass-production lines for indium phosphide high-end laser chips to promote domestic localization of core optical-communications chips.

China A-shares reversed early gains to close lower: Shanghai Composite Index -0.82%, Shenzhen Composite Index -0.40%, ChiNext Index +0.34%. Turnover on the two exchanges topped 2.3 trillion yuan and more than 3,500 stocks fell. Innovative-drug names were intermittently active, with Baihua Medical posting a sixth straight daily limit-up. Robotics stocks surged in the afternoon and MLCC names led sector gains. Non-ferrous metals fell broadly; Luoyang Molybdenum, Zijin Mining and Chifeng Gold were notable decliners.

美国至8月7日当周API原油库存 907.2万桶，预期-50万桶，前值269万桶。