OPC( Ole for Process Control) technique from an emergence suffered the favor of the personage of Industrial Process Control realm because of its advancement,but how to develop OPC application is a very complicated work.

• OPC(Ole for Process Control)技术从一出现就受到了广大工控领域人士的青睐，这主要由它的先进性决定的，但是OPC应用程序的开发却是一项非常繁杂的工作。