Hengmei Optoelectronics Co,Ltd
alphvThis record tracks a ransomware attack claimed by the alphv group against Hengmei Optoelectronics Co,Ltd. It collects the publicly disclosed attack details — sector, location and timeline — as published on the operator's leak site and indexed by Breach House.
Window Zero
EXPOSURE GAPWindow Zero is the time the breach stayed in the open before anyone said so — the gap between when the attack was first discovered on the operator's leak site (t1) and when it was publicly disclosed (t2). The wider this window, the longer victims, staff and customers were exposed with no warning.
Attack Summary
Hengmei Optoelectronics Co., Ltd. was established in May 2014, located in Kunshan Development Zone, Jiangsu Province, with a registered capital of 3.25278 billion yuan. At present, four production bases in Kunshan, Fuzhou, Hefei and Danyang have been established and planned, and the total annual production capacity of polarizers is planned to be 220 million square meters. It will become the world's leading polarizer manufacturer and provide high-quality panel factories in many countries and regions around the world. , Stable polarizer supply. Among them, Hengmei Kunshan factory has a total of two polarizer production lines. Line 1 has a width of 1.5M. It was officially mass-produced in January 2017, with a monthly production capacity of 1.8 million square meters. Line 2 has a width of 2.5M and began mass production in September 2019. , with a monthly production capacity of 3.2 million square meters. The two lines have achieved an annual production capacity of 60 million square meters. Hengmei Fuzhou factory has newly added two 2.6M ultra-wide polarizer production lines. It is planned to start mass production in Q4 of 2022. After full production, the two lines will have an annual production capacity of 90 million square meters.
Leak Screenshots
SAMPLEProof-of-breach screenshots the operator posted from the stolen data. Previews are redacted and locked — the originals are available on HaveIBeenRansom.