
Hardware product development; Technical service, technology development, technology consultation, technology exchange, technology transfer, technology dissemination; Power generation technical services; Wind power technology services; Solar power technology services; New material technology research and development; Information system integration services; Software development; Artificial intelligence application software development; Internet data services; General mechanical equipment installation services; Intelligent control system integration; Engineering and technology research and experimental development; Steel rolling processing; Door and window manufacturing and processing; Motor manufacturing; General equipment manufacturing (excluding special equipment manufacturing); Hardware product manufacturing; Plastic products manufacturing; Spray processing; Machine parts, parts processing; Sales of doors and Windows; Machinery and equipment sales; Hardware products wholesale; Har... [
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