PALAPALA HOOHOLO Palapala hōʻoia o ka ʻike loea Ka inoa polokalamu Zhitong intelligent vacuum emulsifier control system software ʻO ka inoa polokalamu Zhitong hoʻopiha piha i ka mīkini hoʻomalu polokalamu ʻO ka inoa polokalamu Zhitong Water treatment intelligent control system ʻO ka palapala patent