The 2017 Qingdao International Marine Technology and Engineering Equipment Exhibition (OI China 2017) was held at the East Asia Convention and Exhibition Center in the West Coast New District of Qingdao. This is the world ’s first joint project between Reed Exhibitions and Qingdao. Chen Lianzeng, chairman of the Chinese Ocean Society and former deputy director of the National Oceanic Administration, Hu Wei, president of Reed Exhibitions Greater China and South Korea, CEO of Veraison Consulting, former senior executive of the National Oceanic and Atmospheric Administration (NOAA) Zdenka Willis, etc. activity. At this exhibition, the company exhibited the company's newly developed titanium alloy thermosalt depth gauge, which can reach a depth of 6,000 meters under the sea. At the same time, the on-site measurement and display were carried out. The high accuracy and high precision of the measurement data were praised by the visitors. The quality of the products has been recognized by industry insiders, attracting a large number of customers to consult and negotiate business.