I. The investment logic of this stock is as follows:
1. Qi Hui Electronics and Guangzhou Railway Group under the Academy of Iron and Steel Sciences; The smart station project "Face-brushing into the station" jointly developed and launched is the application effect of the product "Ticket Checker Self-service Gate", which mainly uses advanced technologies such as video image acquisition of depth of field information, dual-mode face detection algorithm, face comparison sequence, and infrared temperature-sensitive 3D face model establishment.
2. Rail transit ground signal power supply equipment leader, the domestic subway market accounts for about 80%; It has four core businesses: ground electrical equipment solutions, information and safety detection solutions, vehicle electrical equipment solutions, after-sales maintenance and operation and maintenance solutions, covering the national 18 railway bureau, all rail transit operation cities and CRRC core vehicle factory; 19 years, rail transit revenue1600 million yuan, accounting for 100%. In July 2000, it was disclosed that the company launched the rail transit operation and maintenance management tools for mobile door-to-door service (flash service APP and Ding Han service applet); In June, 2000, 165438+ 10, it was revealed that the company won the bid for the intelligent power screen reconstruction project of the Dashun branch line of Xinshuo Railway in 2020.
3. Rail transit vehicle equipment and rail transit ground equipment benefit from localization; The comprehensive market share of air conditioning for rail transit vehicles ranks second.
II. Scope of Science and Technology Business in Ding Han
Production of rail transit signal intelligent power supply products, rail transit power operation power supply, screen door power supply, vehicle auxiliary power supply, uninterrupted power supply, screen door system and safety door system; Technology development; Technology promotion; Technical services; Technical consultation; Sales of rail transit special power supply products, rail transit signal power supply, screen door system, safety door system, rail transit equipment and parts, computers, software and auxiliary equipment.
In addition, the company's main income was 596.5438 billion yuan, an increase of 8.96% year-on-year; The net profit returned to the mother 124 1. 1.70 million yuan, down 50.05% year-on-year; Deducting non-net profit was 9,897,800 yuan, a year-on-year increase of 73.4%; The debt ratio is 55.53%, the investment income is-479,400 yuan, the financial expenses are 34,763,300 yuan, and the gross profit margin is 36.74%.