Relying on the Green Manufacturing Innovation Institute, we have undertaken more than a dozen national research projects, including the National 863 Program, the National Innovation Fund and the Hebei Provincial Science and Technology program. Among them, the patented technology “A coupling process and device of ammoximation reaction and separation” has reached the “international advanced” level after the result evaluation, and awarded “First Prize of Science and Technology Progress in Hebei Province”; “Clean production technology and application of high performance microsphere type titanium silicon molecular sieve” won second prize of Technology Invention Award in Henan Province; “Mercury-free ionic liquid catalyst for hydrochlorination of acetylene to VCM and gas-liquid catalytic reaction process and device” has been deemed as “International leading technology”. As of March 2022, we have 132 authorized national patents, among which there are 52 authorized invention patents.