D&K Research Chinawide (D&K) was founded in 2000, We are one of the leading data collectors for market research in China. We are specialized in providing the fieldwork service to overseas partners! Being ESOMAR member, D&K performs international standard but local experience. D&K Research Chinawide (D&K) was founded in 2000, We are one of the leading data collectors for market research in China. We are specialized in providing the fieldwork service to overseas partners! Being ESOMAR member, D&K