Share with friends and circle of friends with wechat scanning QR code < / P > < p > on February 25, stone technology released the announcement of 2021 annual performance express, realizing an operating revenue of 5.837 billion yuan in 2021, a year-on-year increase of 28.84%; The net profit attributable to the owners of the parent company was 1.402 billion yuan, a year-on-year increase of 2.4% < p > the announcement disclosed that the total assets of stone technology were 9809040900 yuan, an increase of 24.46% over the beginning of this report; The basic earnings per share was 21.02 yuan, compared with 21.43 yuan in the same period last year < p > it is understood that stone technology's main business is the design, R & D, production (in the form of entrusted processing and production) and sales of intelligent hardware such as intelligent cleaning robots. Its main products are intelligent sweeping robots, hand-held vacuum cleaners and commercial cleaning robots < p > the growth of performance slowed down. Due to the shortage of global transportation capacity caused by epidemic and other factors < / P > < p > during the reporting period, the net profit attributable to the owner of the parent company increased by 2.40% year-on-year, the operating revenue increased by 28.84% year-on-year, and the growth of performance slowed down relatively < p > according to stone technology, the main reason is that the global transportation capacity is tight due to the epidemic and other factors, with more container detention, ship jumping and poor transportation cycle, which has a certain negative impact on the growth of the company's revenue < p > in fact, according to the previous financial report data, from 2016 to 2021, the operating revenue of stone technology was 183 million yuan, 1119 million yuan, 3.051 billion yuan, 4.2045 billion yuan, 4.530 billion yuan and 5.837 billion yuan respectively, still showing a steady growth trend < p > Guotai Junan report shows that after a short-term large-scale outbreak during the epidemic period, the small household appliance industry will enter a state of relatively low demand in 2021. In 2021, the consumption trend of most household appliances weakened, but there are still structural highlights, such as clean appliances, personal care, air fryer and other categories are still the hot direction of the industry < p > especially in 2021q4, the cleaning electrical appliance industry has cooled slightly, the price of floor sweepers has increased, and the upgrading trend of product structure is obvious. According to the data of ovicloud, the online sales volume of the floor sweeper industry in 2021 was - 10.7% year-on-year, and the sales volume was + 28.3% year-on-year; In 2021, the online sales volume of Q4 industry was - 19.3% year-on-year, and the sales volume was + 31.7% year-on-year < p > the overall sales data of stone technology is relatively stable against the background of the decline of industry shipments < p > in the first half of 2021, stone technology sold more than 1.23 million floor sweeping robots, realizing a sales revenue of 2.261 billion yuan. Among them, stone's own brand sweeping robots sold about 1.2 million units, realizing a sales revenue of 2.226 billion yuan, and the proportion of revenue increased to 94.80% < p > when the Q3 financial report was released in 2021, stone technology said that it would actively expand product types in the future, launch household intelligent sweeping robot products with multiple additional functions and intelligent cleaning robot products for the commercial market, constantly enrich product line types and further enhance market share < p > increase R & D investment and continuously enrich product line types < / P > < p > in January this year, the Consumer Electronics Show (CES) introduced 25 of the coolest new products, devices and technologies at the 2022 US consumer electronics show, one of which is the new product launched by stone technology, S7 maxv ultra floor sweeper < p > it is reported that this new product supports automatic dust collection and automatic cleaning functions. At the same time, based on the previous products, it has also upgraded obstacle avoidance, cleaning ability and intelligent interaction < p > in terms of obstacle avoidance system, stone S7 maxv ultra is equipped with reactiveai 2.0 obstacle avoidance system, which integrates AI binocular camera and 3D structured light system, which can realize the dual detection of vision + laser, and more accurate obstacle recognition for ground objects and dark light working scenes. At the same time, the new product supports the 3D map function for the first time, which can realize the three-dimensional space modeling of the home environment, and better complete the obstacle avoidance and edge anti-collision < p > it can be seen from the previous financial report data that stone technology's overseas business is expanding continuously and its profitability has been improved. In the first half of 2021, it achieved an overseas revenue of 1.255 billion yuan, an increase of 124.14% year-on-year < p > behind this, the company's continuous R & D investment is to enhance the high-quality R & D ability < p > the report shows that stone technology has increased investment in R & D in the first three quarters of 2021. During the reporting period, the company invested 311 million yuan in R & D, accounting for 8.13% of the operating revenue, an increase of 80.07% over the same period last year. Among them, in the single quarter of the third quarter, the R & D investment reached 112 million yuan, a year-on-year increase of 65.10%, which was mainly due to the company's increased investment in new product R & D, the increase of corresponding R & D personnel costs, and the increase of share based payment expenses in the current period < p > < p > this trend is also reflected in the performance report of stone technology in the first half of 2021. In the first half of 2021, the R & D cost of stone technology was 199 million yuan, a year-on-year increase of 89.77%, accounting for 8.47% of operating revenue, compared with 5.9% in the first half of last year < p > the announcement disclosed that in the second half of 2021, stone technology increased the investment in R & D expenses and sales expenses, successively launched high-end word-of-mouth products in the domestic market, and combined with active marketing and publicity work, helped the company's total operating revenue grow continuously < p > by the first half of 2021, the number of stone technology R & D personnel had reached 464, accounting for 58.64%. At the same time, the company also has high-end R & D bases such as product R & D centers, optoelectronic research institutes, ai artificial intelligence research institutes and electromechanical research institutes in Beijing, Shanghai and Shenzhen. (one orange)