Many LED lighting lamps and lanterns lighting shop assistants in the reception lead customers to do a very good such links, but in contributing to the customer to buy this link is always unable to handle, might even feel overwhelmed. Like a football match, can pass smoothly, rhythm grasp is very good also, possession is high also, but is not finishing kung fu home. So, a LED lighting lamps and lanterns lighting shop good guides not only guide must be good at all kinds of technology for learning, also must focus on phase change of customers purchasing psychology such as the transfer of attention, the change of the words, and so on, and then according to these changes to take corresponding measures, it can make a deal quickly. Of course, this requires the seller is good at handle customer buy signal. This signal, the customers tend not to speak out directly, but subconsciously through language, behavior, expression, inadvertently leaked. So how do we effectively identify customers want to buy the language of the signal? 1. Ask installation and after-sales service. If the customer asked the installation and after-sales service, the seller can think he suppose to clinch a deal. This time is the key to clinch a deal the moment, the salesman need to tread carefully. 2. Ask about delivery and payment. Asked about this kind of problem, suggests that the customer is ready to clinch a deal. In response to this kind of problem, must pay attention to the delivery date must be in accordance with requirements of the customer's time lead to clinch a deal. Payment must be simple and flexible, let the customer can quickly understand and accept. 3. Ask maintenance method and use the matters needing attention. Put forward these problems, also suggests that the customer has to clinch a deal, the seller in the process of answer to note unfavorable and overmuch, too much attention will make customers think the problem is too complicated. 4. Compare prices and commodity. 5. Comparing competitors' products and conditions. The salesman in compare the competitor's goods, not to belittle and despise attitude. Because customers may not trust us, belittling of competitors products and despise, only can let the customer to produce we just in order to raise their own. 6. Ask the market evaluation. Market evaluation quality is one of the important factors contribute to customers if they buy, by asking customers market evaluation, trying to get other customer perceptions of the product, to decide whether to buy. Don't assistants to empty the market has a very good evaluation, and to the display cases and data, to improve the customer's purchase was determined. Through the above study, we will know, when the lead customers, in addition to comprehensive conditions to determine the customer's consumption, a good environment and good at judging from customer behavior and the language of their purchase intention.