Q1 : Are you a manufacturer or a trading company ? A1: We are manufacturer. Q2: What is your main brand? A2: Our brand is Haitongda, which is famous in China and other nation. Also we do OEM. Q3: What are your business scope and product classification? A3:Business scope: mud analysis instrument, electronic products, special instrument, mold design and manufacturing; Instrument maintenance and sales; Import and export of goods and technologies. Product classification: including drilling fluid analysis instrument, oil well cement testing instrument and field overall solution, including 22 small categories and over 120 products. Q4: What is your MOQ for the order? A4: Testers per 1 set. Q5: What is the warranty period of your instrument? A5: One year. Q6: Can I get better offer if our order can be bigger? A6: Certainly. We will give you better prices based on the quantity for your order. Q7:What certificate do you have for your instrument? A7: ISO, SGS and so on Q8: What is your lead time for our order? A8: For new order: 3 weeks; For stock order: 3 working days after T/T. Based on FOB Qingdao. Q9: What is your advantage of your factory? A9: We are the original oil ministry designated drilling fluid analysis equipment manufacturer in China, which was founded in 1968. Q10: What is the process to become an agency? A10: Please send us mail enquiry, then we will reply you as soon as possible.