What are the leading black technology stocks

What are the leading black-tech stocks: KU Xunfei (002230.SZ), Huali Chuangtong (300045.SZ), Newland (000997.SZ).

The company's main business is voice core technology and its related products research and development, production and sales. Is one of the few software companies in China to master the core technology and has independent intellectual property rights, its speech synthesis core technology represents the world's highest level. The company announced on the evening of August 27, proposed to raise 2.15 billion yuan, which invested in the construction of intelligent classroom and Xunfei super brain. "Xunfei super brain" will focus on breakthroughs in a new generation of artificial intelligence in speech understanding, knowledge expression, logical reasoning and independent learning cognitive intelligence technology system, research for wearable devices and smart home of a new generation of perceptual intelligent voice interaction core technology and voice and language cognitive intelligence for intelligent teaching and interpersonal information communication. The core technology of speech-language cognitive intelligence for intelligent teaching and interpersonal information communication.

Huali Chuangtong (300045.SZ) is mainly engaged in the research and development, generation and sales of computer technology-based simulation test systems and related equipment, including electromechanical simulation test products, radio frequency simulation test products and simulation application development services. The company held two TechViz-based virtual reality system overall solution symposiums, jointly with international first-class software and hardware manufacturers TechViz, Crestec Christie, A.R.T, etc., focusing on the discussion of the overall solution for the application of virtual reality, proposed advanced visualization. Combined with a large number of application cases of virtual reality systems at home and abroad, the company analyzed the role of virtual reality applications in virtual disassembly, human-computer interaction, collaborative design, program evaluation and other aspects of the project, and built a set of CAVE systems in Beijing and Shanghai for on-site experience.

New World (000997.SZ) is a leading enterprise in the domestic electronic information and tax-control cash registers and other fields, the only domestic terminal manufacturers to master the core chip design technology of the terminal, the first one to obtain the license of the financial tax-control cash registers and the only one to have the two-dimensional code of automatic diagnosis of the core technology enterprises known as the bottleneck technology of 3G. The company has leading R&D advantages in the field of electronic payment and information recognition. Since this year, the company has acquired 100% of the equity of Fuzhou Guotong Century Network Engineering Co., Ltd, 60% of the equity of Fujian Guotong Xingyi Network Technology Co., Ltd, and 30% of the equity of Fujian New Continental Payment Technology Co., Ltd. After the completion of the merger and acquisition, the company will form a full industry chain coverage in the R&D and sales of payment terminals, payment and data operation, O2O marketing and other links.