The phone number +6433657638 is likely being used for telemarketing purposes, with the goal of promoting products or services to potential customers. The fact that it has been identified as a Telemarketer number suggests that it is being used to make unsolicited calls to individuals or businesses. The mention of HRV as a possible caller name indicates that the calls may be related to a specific company or organization, possibly involved in sales or marketing activities. Overall, it appears that the caller is attempting to contact individuals or businesses to promote their products or services, and it is recommended to exercise caution when receiving calls from this number.
A telemarketer called with a generic sales pitch. I wasn't interested and asked them to stop calling.
HRV telemarketer tried to sell a product; the script was very generic.