... , metallurgy, biology, electron, chemical, petroleum,boiler, nuclear energy, Medical equipment, fertilizer etcPackageStandard export sea-worthy packingDelivery time7-15 daysQualityNo.1Productivity500 ... , metallurgy, biology, electron, chemical, petroleum,boiler, nuclear energy, Medical equipment, fertilizer etcPackageStandard export sea-worthy packingDelivery time7-15 daysQualityNo.1Productivity500 ...