This sentence is a Thai rhyming phrase “ไปทะเลเจอหาดทราย ใจละลายเจอหน้าเธอ” means
“The beach has sand, but seeing your face makes my heart melt.”
And “สาดไปสมาชิก” means something like “Go for it, buddy!” “Do it!” or “Go all out!” It’s a popular Thai online slang phrase used to show support, encouragement, or to egg someone on to do what they’ve been talking about.



