Smart Cherrys Thoughts Podcast Chatting with Research & Development Team Leader Lyubomir Valkov from Bulgaria- Sai Charan Paloju August 7, 2022August 7, 2022 Sai Charan Paloju Chatting with Research & Development Team Leader Lyubomir Valkov from Bulgaria- Sai Charan Paloju- Lyubomir Valkov said that he is also called as Lyubo. He