2025 China International Gas Industry Chain Exhibition na Trade Fair (nke 26 China International Gas Technology, Equipment and Application Exhibition) ga-eme na Hangzhou Convention and Exhibition Center na June 18, 2025. Central China Gas ji ezi obi na-akpọ ndị enyi si n'akụkụ nile nke ndụ n'ụlọ na ná mba ọzọ ka ha na-ezukọ na Hangzhou.