北京琦正德科技有限责任公司成立于2005年，原为北京佳耐德特种材料有限责任公司，于2009年更名为北京琦正德科技有限责任公司。公司产品不仅涵盖建材领域，而且还增加了技术咨询，建筑材料的无损检测与评定及工程病害的诊治与修补等项目，依托于哈尔滨工业大学的技术优势，本着以信为本，以优取胜，低价高质的经营理念，经历近十二年的奋斗赢得了广大客户的信赖与支持。
北京琦正德科技有限责任公司是一家具有丰富技术实力的高科技型企业，公司聘请哈尔滨工业大学建筑领域具有丰富技术经验的博士生导师为公司技术顾问，同时与德国材料领域的知名企业进行业务合作，产品的研究开发始终保持与世界先进水平同步发展。依托丰富的技术经验和市场掌控， 我公司的产品品质不但达到甚至超过欧美发达国家的同类产品，（盐冻指标是国标乃至欧盟标准最高要求的二倍以上）而且价格是发达国家的二分之一，因此十分适合中国国情，具有很强的竟争力。自产品在市场推广以来，先后在辽宁瓦房店红沿河核电站、国内第一台六百兆瓦超临界机组华能营口电厂二期工程、日本“播”牌服饰上海工业厂房主体结构防腐防水工程、黑龙江省双鸭山国电二期工程、吉林省白山市白山电厂等项目中推广应用，应用面积超过100万平方米以上，获得了甲方及施工单位的极高赞誉。
北京琦正德科技有限责任公司拥有两个独立的子品牌：砼益佳和佳耐德。
砼益佳是为已固化混凝土抗冻性问题设有的专业品牌，其主要针对混凝土抗冻性这一专业领域，主要解决：
已固化混凝土抗冻不合格问题
已固化混凝土冻融剥蚀问题
已固化混凝土抗盐冻剥蚀问题
佳耐德是为混凝土防水和防腐设计的专业品牌，主要适用于食品工业、生物工程、制药、自来水厂等无毒环境的防腐防水，特别适用于工业和生活污水处理厂混凝土结构的防护、输水管道的防护。也适用于发电厂凉水塔内壁的防腐防水，垃圾掩埋场混凝土结构的防腐防水。
本着“创新、高效、求实、守信”的经营理念，公司愿为中国建筑这个大时代的机遇下，尽自己微薄之力。并热诚欢迎有识之士加盟合作，共同发展。
beijing kingdom of science and technology co ltd.,ltd was founded in 2004, the original name was ganada building material co.,ltd. because of the need of development, our products not only include building material but also with the service of architecture field, such as the reference of technique ,the repairment of buildings, the building material inspect and so on .
depend on the sustain of harebin technic institute, we are riched in technology, we are retaining the professor of harebin technic institute as our consultant, and cooperating with sever europe material company, so we keep the same step with those developed country. the same product our price is the half of europe country, it is very adapt to chinese situtation. since the distribution, we applied our products on many projects, such as hongyanhe nuclear power plant， huaneng thermoelectricity plant in yingkou china, japanese “bo” costume factory in shanghai,thermoelectricity plant in double duck montain and baishan and so on, we gained good praise from our customers.
ganada is the brand for frost resistance of concrete which has been solidified.the brand is focus on such field:
solve the problem of solidified concrete which is not qualified for freezing
solve the problem of solidified concrete which has been freeze-thaw erosion
solve the problem of concrete which suffered from salt freeze-thaw denudation.
we believe that depend on our strive, we must have a splendid feature and we welcom friends which have same ideal to cooperate with us and set up our owned feature.