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about
company profile
chairman's speech
brand development
company honor
r&d innovation
equipment & engineering
complete set of asu
epc
cryogenic petrochemical equipment
supporting machine
gas and service
area layout
gas supply mode
gas application
gas products
specialty gas
new energy
overview
technical progress
results showcase
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战略规划管理办法
update time：2022-05-20
银行间债券市场债务融资工具信息披露事务管理制度
update time：2022-05-20
外派董事、监事及高级管理人员管理办法
update time：2022-05-20
年报信息披露重大差错责任追究制度
update time：2022-05-20
内幕信息知情人登记管理制度
update time：2022-05-20
第七届董事会第二十八次会议决议公告
update time：2022-05-20
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hongyuan building, no. 592, zhongshan north road, gongshu district, hangzhou city, zhejiang province
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about
company profile
chairman's speech
brand development
company honor
r&d innovation
equipment & engineering
complete set of asu
epc
cryogenic petrochemical equipment
supporting machine
gas and service
area layout
gas supply mode
gas application
gas products
specialty gas
new energy
overview
technical progress
results showcase
contact us
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