It seems that somebody is pretending to be the Leitz Cine company and is scamming potential customers by operating from the domain name laitz-cine.com (the real domain is leitz-cine.com):
Anti-fraud reminder! Someone is pretending to be a leitz-cine film lens company to scam! Recently, the Leitz Cine lens company (Leitz is the Cine film series lens specially made by Leica lens) announced that a fraudulent company preemptively registered the domain name laitz-cine.com with similar spelling, and used its name to give Customers send fraudulent emails, please pay attention to identify them. (source: Weibo)