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The semiconductor concept oscillated higher and Broadcom integrated daily limit, and the semiconductor concept oscillated higher and Broadcom integrated daily limit. Hengxuan Technology, Purran, Shanghai Beiling, Tailingwei and Dongxin shares rose more than 5%.South Korean police conducted a search on the presidential palace, and South Korean police conducted a search on the presidential palace on December 11, local time.Business community: The melamine market with insufficient demand is mainly weak and volatile. According to the commodity market analysis system of business community, the price of melamine is weak and volatile recently. As of December 11th, the benchmark price of melamine in the business community was 6,412.5 yuan/ton, which was 0.12% lower than 6,420 yuan/ton at the beginning of this month. This week, the overall price of melamine showed a stable trend, although there were small fluctuations, but there was no sharp rise or fall. This week, the production capacity of the melamine industry remained relatively stable, and there was no large-scale increase or decrease in production, which helped to maintain the smooth operation of the market. Some melamine production enterprises may adjust their inventory to cope with the fluctuation of raw material prices, thus stabilizing the market price to some extent. This week, the demand for melamine in downstream industries such as plates and coatings remained stable, and there was no obvious increase or decrease, which supported the melamine market to some extent. In the future, enterprises need to pay close attention to market dynamics and policy changes and formulate reasonable business strategies to deal with potential market risks.

India's SENSEX30 index opened 0.07% higher at 81,568.39 points. Among the constituent stocks, ULTRATECH CEMENT opened 1% higher, Asian Coatings rose 0.74% and BAJAJ FINANCE rose 0.62%. In terms of decline, Mahengda Information Technology opened 0.44% lower, India Industrial Credit Investment Bank fell 0.33%, and HCL TECHNOLOGIES fell 0.26%. Celeste's new patent can be used for early warning of safe driving according to sitting posture. Tianyuecha's intellectual property information shows that recently, the patent of "vehicle driving early warning method, device, electronic equipment and storage medium" applied by Celeste Automobile Co., Ltd. was announced. The method includes: collecting the sitting image of the vehicle driver, identifying the key points in the sitting image, using waist key points and shoulder key points to determine the current sitting centroid, comparing the current sitting centroid with the initial sitting centroid, generating a centroid deviation result, detecting whether the vehicle driver's sitting posture is abnormal according to the centroid deviation result, and giving an early warning prompt to the vehicle driver in response to determining that the vehicle driver's sitting posture is abnormal. According to the invention, the key points of the driver's waist and shoulders are intelligently detected through the sitting posture image to obtain the position of the triangle centroid of the driver's shoulder and waist, and the sitting posture is judged by adopting the sitting posture centroid, so that whether the driver's sitting posture is abnormal can be quickly and accurately recognized, the accuracy of judging the driving sitting posture is improved, the driving warning is automatically performed, and the effectiveness of safe driving of vehicles is ensured.

Boeing also exposed nearly 1,000 layoffs. According to Xinhua News Agency, citing American media reports, American aircraft manufacturer Boeing will lay off employees again, involving nearly 1,000 people in Washington State and California. This batch of layoffs is part of Boeing's plan to lay off 17,000 people worldwide announced in October.Volvo Cars: The Daqing plant has rolled off 500,000 vehicles.Beijing Stock Option Pioneer Venture Capital Fund was registered and established with a capital contribution of 100 million yuan. According to Tianyancha App, recently, the Stock Option Pioneer Venture Capital Fund (Limited Partnership) was established. The executive partner is Beijing Zhongguancun Capital Fund Management Co., Ltd., with a capital contribution of 100 million yuan. Its business scope is venture capital, and private equity funds are engaged in equity investment, investment management, asset management and other activities. According to the partner information, the fund is jointly funded by Beiyin Wealth Management Co., Ltd., Beijing Zhongguancun Capital Fund Management Co., Ltd. and Beijing Harmony Jiarui Investment Management Co., Ltd.