addr：Unit 510, 5/F, Building 5W, Phase One, Hong Kong Science Park, Pak Shek Kok, New Territories, Hong Kong

phone：+86 153 6152 7760 (Mainland China)、+852 6393 9888 (Hong Kong, China)

email：business@novautek.com(general enquiry) 、info@novautek.com (tender enquiry)