Group 1 - The core viewpoint of the news is that Zhejiang Hars Vacuum Vessel Co., Ltd. has obtained a patent for a device that uses laser technology to remove mold lines from water cups, indicating innovation in manufacturing processes [1] - The patent, titled "A Device for Laser Removal of Mold Lines from Water Cups," was granted with the announcement number CN 223277349 U, and the application date is October 2024 [1] - The device features high precision and stable quality of the processed workpieces, comprising a laser device, clamping device, and gas-blowing protection device, all mounted on a frame [1] Group 2 - Zhejiang Hars Vacuum Vessel Co., Ltd. was established in 1995 and is located in Jinhua City, primarily engaged in the metal products industry [2] - The company has a registered capital of 46626.7732 million RMB and has invested in 18 enterprises while participating in 36 bidding projects [2] - The company holds 734 patents and has 323 trademark information entries, along with 21 administrative licenses [2]