SMD: It is an abbreviation of Surface Mounted Devices. It is one of Surface Mount Technology (SMT) components. In the initial stage of circuit board production, through - hole assembly is completely manual. When the first automated machines were introduced, they could place some simple pin elements, but complex elements still needed to be placed manually for reflow soldering. Surface Mounted components mainly include rectangular chip components, cylindrical chip components, composite chip components and special-shaped chip components Surface Mounted Devices Changzhou Changyuan Electronic Co., Ltd. , https://www.cydiode.com
According to the announcement, with the rapid improvement of the cost performance of LED lighting products and the continuous release of terminal application requirements, the company's export and domestic market grew faster than the previous year: in the foreign market, South American and East Asian markets grew rapidly; in the domestic market, Guangbai The Group's LED lighting demonstration project and Qingyuan urban LED street lamp energy-saving renovation service procurement project began to be implemented. During the reporting period, the company's operating income increased by approximately 35% to 45% year-on-year, and the net profit attributable to shareholders of listed companies increased by approximately 30% to 40%.
Li Xuliang said that the orders confirmed in the first quarter were good. Guangdong Province has promoted the replacement of LED lights, and it is estimated that there will be a market opportunity of 500 million yuan in the next five years. Foreign customers have been active since the beginning of this year. From the first quarter, there are also many orders received from abroad. I feel that this year's situation has improved significantly compared with last year. 
LED lighting demand release Qinshang Optoelectronics estimates Q1 net profit increased by 30%-40%
Qinshang Optoelectronics' 2012 Annual Results Express shows that the company's total revenue increased by 11.45% year-on-year, and its business utilization increased by 9.23% year-on-year. This indicates that the company's products have been compliant with market demand and have been recognized and trusted by customers. The company recently released its 2013 first quarter results forecast. The company expects net profit attributable to shareholders of listed companies in the first quarter to be 28.04 million yuan to 30.2 million yuan, an increase of 30% to 40%.