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Guangdong Hongtuo Instrument Technology Co.,Ltd has been specializing in density testing field on developing, innovating and producing since the year it was establised.

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   Contact：Julie Zhong
   Tel：+86-0769-22403424
   Mobile/WhatsApp：+86 13267004347
  Email：sales03@hongtuo.com.cn
  Address：Building 2, No. 8, Chuangyi East Road, Daojiao Town, Dongguan City, Guangdong Province, CN
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