[capacity tension chip Q4 price rise again] on September 27th, St issued a notice, considering the continuing impact of shortage in the semiconductor supply chain, there is no sign of recovery in the short term, and the cost of some key supplies (contract manufacturing, raw materials, logistics, etc.) has increased, coupled with the company's heavy investment, the company will start the third round of price increases this year in 2021Q4 (the first two rounds are in January and June), including all products in existing inventory.