On April 27-29, 2021, na “23rd Shandong International Water EXPO” ẹkenịmde ke Shandong International Convention na ngosi Center. Ihe karịrị ndị ngosi 1,000 so na-adọta karịa ndị ọkachamara 50,000. Ihe ngosi a gara n’ihu ịkwado echiche nke “imeputa ihe ohuru na nkwalite”, na ijikota onu ahia nke ugbua maka ntughari nke ike ohuru na nke ochie, mgbanwe mmeputa ulo oru na nkwalite, ma gwuo ala gbagoo na ala ulo oru mmiri. Ghọta ihe ngosi ahụ: mmiri dị ọcha nke ụlọ ọrụ, mmiri dị ọcha, mmiri nsị, Ọgwụ mmiri, mkpofu mmiri, injinia mmiri, nlekota gburugburu ebe obibi, ịnye mmiri na usoro mmiri, yana membranes, instrumentation, nfuli, valves, ọkpọkọ, ọgwụ, ịgba ọgwụ. na disinfection na ngwaọrụ ndị ọzọ dị mkpa yana ihe ndị metụtara ya metụtara ya juputara. Nye ndị na-ege ntị mmiri teknụzụ ụlọ ọrụ zuru oke yana azịza ọrụ dị na mpaghara atọ kachasị nke obodo, iji obodo na ụlọ ọrụ.

Yuhuan City Zhanfan Machinery Co., Ltd., nke a na oge Zhanfan ahịa otu onye na-eduga ahịa ngalaba Mao na Jing'an Zhang, natara ọtụtụ ndị ọhụrụ na ndị agadi ahịa, ma gosipụta ụlọ ọrụ anyị isi ngwaahịa igwe anaghị agba nchara mmiri mita mita, okpu mmiri mita na njikọ nut. Anyị na JINGAN ọhụrụigwe anaghị agba nchara valves na ndị na-ekewa mmiri na-egosipụta nke Jing'an Pipe Industry Company, ọ dọtara imerime ndị ahịa ịkwụsị iji lelee ma na-ekwurịta okwu na ibe ha, nke na-agbasawanye mmetụta nke Zhanfan na ụlọ ọrụ mmiri, ma na-etinye ntọala siri ike karị maka nkwado na mmepe n'ọdịnihu.