Nov. 14th 2011, Our Technical engineers were installing our 003A GSM Subsystem controller at 12#overbridge Baiyun road Baiyun District Guangzhou city. We finished work to install 12 PCS magnetic Valves at 17 O'clock,   After irrigation system powered on by mobile Several seconds, all magnetic valves auto open and watering the plants . 15 minutes later, The valves auto closed after the forestry Bureau's worker send "close order" by mobile cell phone. the first batch 003A irrigation controllers has been successful installed and put to work. The Forestry Bureau's workers are very satisfied with our irrigation controller, we will try our best to do after-sales service for Canton People.