Multi-parameter Water Quality Analyzer, Bio-Toxicity Detector, Online Water Quality Monitor, BOD Measuring Instrument, Oil Content Monitor









Shandong Hold Electronics Technology Co., Ltd. researches, develops, and produces water quality testing instruments, biological toxicity testers, online water quality monitors, BOD testers, oil content meters, and other water testing equipment. It is a comprehensive technical enterprise integrating science, industry, and trade.Our company specializes in the research, development, and sales of instruments and equipment for water quality testing, food rapid testing, plant physiology, meteorological environment, and intelligent Internet of Things. We have established a comprehensive product sy…











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