The most basic formation of a HQ-9 batteries consisted of one Type 305B search radar, one tracking radar, one 200 kW Diesel generator truck, and eight Transporter erector launchers (TELs) each with 4 missiles, totaling 32 rounds ready to fire. These equipments are usually mounted on Tai'an trucks. This basic formation can be expanded into more capable larger formation, with the addition of the following equipment: one TWS-312 command post, one site survey vehicle based on Chinese Humvee, one main power grid converter, additional transporter / loader vehicles with each vehicle housing four missile TELs based on Tai'an TAS5380, one Type 120 low altitude search radar, one HT-233 PEAS long-range search radar.