This is an inquiry message about Quote Request in the 108th China Canton Fair. (这是一条买家关于"Quote Request"的询盘信息,来自第108届中国广交会。)Inquiry Message (询盘信息) Quote Request Hi I am looking for devices to measure compressional and shear velocity in rocks and concrete in situ. Please, can you inform how much is it ? Contact Info (联系信息) LUIZ SANTOS RIO DE JANEIRO24320570 BRA Company: PETROBRAS E-mail: luizalb1@gmail.com luizalb1@gmail.com