【Picture of the Day】2016 05 05 What is the device in this picture?

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http://down3.hcbbs.com/forum/201512/08/113340qv926q042itvilia.jpg 【Picture of the Day】2016 05 05 What is the device in this picture? This image is from the Device Photo Contest: http://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1495069&extra=page%3D1&page=21. Promotion of petrochemical-related activities: Notice regarding the “I’m Saving Energy, Where Are You?” event in the petrochemical area: http://bbs.hcbbs.com/thread-1579199-1-1.html. This event offers awards in both text and image categories; when there are over 200 entries, an additional grand prize is awarded. The value of this grand prize is 600 Haichuan coins (for more than 300 entries, it rises to 1000 Haichuan coins; for 500 entries, it’s 1500 Haichuan coins). First prize: 3 Haichuan commemorative water cups. Second prize: 5 winners, each receiving 120 Haichuan coins. Honorable mentions: several winners, each receiving 200 Haichuan coins. 1. Posts with prizes for detailed categorization: http://bbs.hcbbs.com/thread-1568416-1-1.html (Source: Haichuan Chemical Industry Forum). 2. [Petrochemical Weekly] Issue No. 9, dated 2016-3-12 (Summary of recent petrochemical-related activities): http://bbs.hcbbs.com/thread-1568615-1-1.html (Source: Haichuan Chemical Industry Forum). 3. “Haichuan Gratitude Season” – Summary of events in the Petrochemical Section: http://bbs.hcbbs.com/thread-1533218-1-1.html (Source: Haichuan Chemical Industry Forum). 4. Summary of professional “basic knowledge” posts in the Petrochemical Section (Supported by the main forum; amazing prizes await you): http://bbs.hcbbs.com/thread-1557057-1-1.html (Source: Haichuan Chemical Industry Forum). Haichuan, hcbbs, images in the post