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According to the data released by Shanghai Steel Union, the price of battery-grade lithium carbonate (in early trading) dropped by 100 yuan compared with the previous day, with an average price of 76,350 yuan/ton.Market News: mitsubishi electric is negotiating with Japanese domestic competitors to jointly produce power chips, and advocates an alliance in manufacturing key components that drive global equipment.Shenzhen recently released four overcharge standards. According to the news of "Shenzhen Release", yesterday, the reporter learned from the Shenzhen Municipal Market Supervision Administration that Shenzhen has made further progress in promoting the construction of electric vehicle charging facilities, and recently took the lead in releasing four overcharge standards. At present, Shenzhen has issued six leading local standards for overcharging, including the grading evaluation standard for decentralized charging facilities for electric vehicles, grading evaluation standard for centralized charging stations for electric vehicles, long-term failure judgment standard for charging equipment for electric vehicles and management standard for construction of charging facilities for electric vehicles in residential quarters. As of December 5, Shenzhen has guided the construction of 913 overcharging stations, added 121,000 charging facilities and upgraded 3,047 old piles. The official implementation of the four latest overcharge standards issued by Shenzhen indicates that Shenzhen has taken another solid step on the road of building an "overcharged city".

Shenzhen recently released four overcharge standards. According to the news of "Shenzhen Release", yesterday, the reporter learned from the Shenzhen Municipal Market Supervision Administration that Shenzhen has made further progress in promoting the construction of electric vehicle charging facilities, and recently took the lead in releasing four overcharge standards. At present, Shenzhen has issued six leading local standards for overcharging, including the grading evaluation standard for decentralized charging facilities for electric vehicles, grading evaluation standard for centralized charging stations for electric vehicles, long-term failure judgment standard for charging equipment for electric vehicles and management standard for construction of charging facilities for electric vehicles in residential quarters. As of December 5, Shenzhen has guided the construction of 913 overcharging stations, added 121,000 charging facilities and upgraded 3,047 old piles. The official implementation of the four latest overcharge standards issued by Shenzhen indicates that Shenzhen has taken another solid step on the road of building an "overcharged city".A small plane crashed on a highway in New York, USA, causing one death and one injury. On the evening of December 12, local time, a small plane crashed on a highway in Westchester County, New York, USA, killing one of the two people on board and injuring the other. It is reported that the plane crashed into the guardrail in the middle of the highway. Emergency rescue vehicles blocked all the lanes of the accident section, and the environmental protection department has rushed to the scene to clean up the leaked aviation fuel.*ST Hetai set up a new company including integrated circuit sales business. According to the enterprise survey APP, recently, Yizhixin Technology Co., Ltd. in Fuzhou High-tech Zone was established. The legal representative is Haining, and its business scope includes: sales of special equipment for semiconductor devices; Integrated circuit sales; Internet of things technology research and development; Internet of things application services, etc. Enterprise equity penetration shows that the company is indirectly wholly-owned by *ST Hetai.

Wofei Sky Global Headquarters Base started in Chengdu. On December 12th, Wofei Sky Global Headquarters Base officially started in Chengdu High-tech Zone Future Science and Technology City. The first phase of the project started this time covers an area of about 30 mu, with a planned construction area of 26,700 square meters. It will build a production chain including composite material production, component assembly, painting, machine assembly, flight test, etc., which is mainly used for mass production of Wofei Changkong self-developed AE200 products.[The yield of 30-year treasury bonds fell below the 2% mark, and the active bonds of 30-year treasury bonds fell below 2% by 4.26bp, reaching 1.9999% as of press time.The 30-year main contract of treasury bond futures rose to 0.62%, which continued to hit a new high. In addition, the 10-year main contract rose by 0.37%, the 5-year main contract rose by 0.27%, and the 2-year main contract rose by 0.09%, which was another record.