I am to do after-sale, actually is after-sales phone to deal with the problem, but I say is not my job, but our company products surveillance camera Singapore, a very good company, for our good benefits, such as did not say, the main is our company surveillance camera Singapore after doing really great, the company of our after-sales staff requirements are very strict. If someone repair must be within 2 hours of on-site inspection, if did not arrive on time, the company will be dealt with harshly and our company is looking for technical maintenance personnel are carry, and we are working 24 hours a day. Sincerely recommend camera Singapore surveillance, very good products and services.