1, Question:Are you manufacturer or trade company? Answer: yes we are 100% original direct factory. 2, Question:How many regulators your factory produce everyday? Answer: our factory produce regulators 3,000 pcs everyday. 3, Question:Could we order a small quantity to test the market at first? Answer: yes you could 4, Question:What payment terms do you accept? Is our money safe if we do business with your company ? Answer: Multiple safe payment options like Alibaba Trade Assurance, T/T, Western Union acceptable for you to ensure your money. 5, Question:How does your factory control quality? Answer:We have inspector to double check product quality before shipping,The most important, most of our products passed ISO,CE,Free Sale certificate 6, Question:Can you ship goods to our warehouse or Amazon warehouse directly ? Answer: yes we can 7, Question:What about the lead time? Answer:Sample needs 5-7 days, mass production time needs 1-2 weeks for order quantity. 8,Question:Do you have any MOQ limit for the order? Answer: normally our MOQ of regulators is 100 pcs. 9,Question:Can I print own logo on package? Answer: Sure! Customized package and OEM printing are available.