where there is any air conditioner leaking problems, there is kstone,thenumberone air leak detector brand in the industry in china.
features ofthecoretechnology:
sustained and stable work; 
no quick-wear parts in sensors;
detecting as precise as 0.01ppm freon, i.e.,0.05gperyear;
detecting leaks without bubbles.
highlighteffects:
detecting evaporator leakages: there is no need to removetheventand dash board.
detecting leaks that cannot be detected by the soapbubblesandfluorescence. (e.g. aging air conditioning hose)
there is no need to add coolant to check noncoolingairconditioning system.
it takes only one second to detect valveleakagewithoutbubble.
there is no need to remove the system or soak inthewater.accomplishing the detection within half an hour.
our product is world-leading and indexed by chineseacademyofsciences.
our product has won multiple national patents, secondprizeofshanghai technology progress and shanghai innovation fund supporting project.
our product won china’s top twenty service tools forvehiclesandchina’s top ten innovations of vehicle air conditioner in 2011.
shanghai kstone s&tdevelopmentco.ltd.
address: 89, lane 88, heli rd, w,pudongnewdistrict, shanghai
tel: 021-50912468 021-50726919
e-mail:
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上海石头电子有限公司
科斯达
18072263776
上海浦东鹤立西路88弄89号