Qalabka daaweynta bulaacada ee isku dhafan ee loogu talagalay daaweynta wasakhda guriga ee aagga adeegga Yuechi ee magaalada Guang'an, mitirkayaga korantada elektiroonigga ah, dareeraha kanaalka furan ee ultrasonic iyo qalabyada kale ayaa loo isticmaalay si caadi ah, iyadoo la ogaanayo cabbirka saxda ah ee qulqulka iyo qulqulka ee qalabka lagu daweeyo bulaacadaha.
