For DC ice melting project: 

 2012 Guizhou Kaili furnace 220kV DC ice melting substation project 

 2013 Guangdong Qingyuan Huiguang Station 110kV fixed ice melting project 

 2015 Guizhou Mercury Du transformer DC ice melting device 

 2016 Hengyang County Hengyang City 500kV vessel mountain substation 119MW DC ice melting device 

 2016 Enshi Xuan'en County Xiaoguan Town Substation 119MW ice melting device 

 2016 Chongqing Pengshui County Zhangjiaba transformer 120MW DC ice melting device 

 2020 Zhangbei flexible DC transmission ±500kV project DC ice melting device