How can I know if supplier has read my messages on Alibaba.com? The read status is displayed besides the message you sent, please check as below: Related Information: Why Am I Getting Numerous Supplier Messages on Alibaba.com? When will I receive new message or instant response from Alibaba.com suppliers directly by WhatsApp? Why cannot I use the communication tool as usual on Alibaba.com APP? How do I contact suppliers on Alibaba.com? How can I review quotations I have received on Alibaba.com? How can I use the function of AI summary on Alibaba.com Messenger?