Core Viewpoint - The Shandong Provincial Market Supervision Administration has released the results of the 2024 provincial special supervision and spot check on the quality of indoor heaters, indicating compliance and non-compliance issues among various products [4][5]. Group 1: Inspection Results - A total of 20 batches of indoor heater products were inspected in the 2024 seventh batch of provincial special supervision and spot checks [4]. - One batch from Shijiazhuang Century Hualian Supermarket Co., Ltd. was found non-compliant, specifically regarding power connection and external soft wire [5]. Group 2: Compliance Standards - The inspection was conducted based on standards such as GB4706.1-2005 and GB4706.23-2007, focusing on various safety and performance criteria including electrical strength, leakage current, and mechanical hazards [4]. Group 3: Consumer Guidance - Indoor heaters are popular for their quick heating, convenience, and safety, with various types available including liquid-filled, fan, radiant, convection, and panel heaters [6]. - Consumers are advised to check for the "CCC" certification mark, select appropriate types based on room conditions, and choose suitable specifications according to room size [6][7][8][9][10][11][12].

Product Overview and Industry Distribution - Indoor heaters, commonly known as heating appliances, include types such as oil-filled heaters, far-infrared heaters, PTC warm air fans, and halogen tube heaters, all of which require CCC certification [3][4] - Oil-filled heaters typically cost between 400 to 500 yuan and are suitable for use in living rooms, bedrooms, and hallways, especially in homes with elderly or children [3] - Far-infrared heaters are less common in the market, priced around 100 yuan, and are used for localized heating [4] - PTC warm air fans range from 200 to 600 yuan and are ideal for portable home heating due to their quick heating and automatic temperature control features [4] - Halogen tube heaters are priced between 100 to 200 yuan and are effective for personal heating in small rooms [4] - Jiangsu province has about 40 indoor heater manufacturers, primarily small to medium-sized enterprises, with 8 certified companies in Suzhou, of which only 3 are currently operational [4] Inspection Basis and Key Projects - The quality supervision inspection is based on GB 4706.1-2005 and GB 4706.23-2007 standards, focusing on safety and specific requirements for indoor heaters [5] - Key inspection items include protection against electric shock, input power and current, heating performance, leakage current, moisture resistance, mechanical strength, and grounding measures [5][6] Supervision Inspection Results - A total of 15 batches of indoor heaters were inspected, with 2 batches found to be non-compliant, resulting in a non-compliance rate of 13.3% [5] - Specific non-compliance issues included inadequate protection against electric shock, discrepancies in input power and current, structural design flaws, unreliable power connections, and grounding issues [6][7][8][9][10]

Overall Inspection Results - The inspection covered 13 product categories with a total of 200 batches, including fertilizers, agricultural films, plastic shopping bags, agricultural machinery, and more [3] - A total of 48 production enterprises and 131 distribution units were inspected, with 1 batch from a production enterprise and 12 batches from distribution units found to be non-compliant [3] Fertilizers - The inspection of fertilizers followed national standards such as GB/T 15063-2020 and GB/T 21633-2020, and no non-compliant products were found [4] Agricultural Films - The inspection of agricultural films revealed non-compliance in thickness and thickness deviation, based on standards GB 13735-2017 and GB/T 4455-2019 [4] Plastic Shopping Bags - Non-compliance was found in environmental requirements and thickness for plastic shopping bags, inspected under GB/T 21661-2020 and GB/T 38082-2019 [4] Agricultural Machinery - No non-compliance was detected in agricultural machinery, inspected according to JB/T 9822.1-2018 and JB/T 10749-2018 [5] Agricultural Submersible Pumps - The inspection of agricultural submersible pumps showed no non-compliance, following GB/T 25409-2010 and GB/T 2816-2014 standards [5] Fire Emergency Lighting - All fire emergency lighting products passed inspection, adhering to GB 17945-2010 standards [5] Fire Hoses - Fire hoses were compliant with GB 6246-2011 standards, with no non-compliance found [6] Fire Doors - Fire doors passed inspection based on GB 12955-2008 standards, with no issues reported [6] Electric Blankets - Electric blankets were compliant with GB 4706.1-2005 and GB 4706.8-2008 standards, showing no non-compliance [6] Indoor Heaters - Indoor heaters had issues with input power and current, as well as grounding measures, based on GB 4706.1-2005 and GB 4706.23-2007 standards [7] Down Jackets - No non-compliance was found in down jackets, inspected under GB/T 14272-2021 and GB 18401-2010 standards [7] Fireworks - Fireworks showed non-compliance in stability and ignition device components, based on GB 19593-2015 and GB 10631-2013 standards [8] Commodity Coal - All inspected commodity coal products were compliant with the relevant standards [9] Non-Compliant Enterprises - A list of non-compliant enterprises was provided, detailing specific products and non-compliance issues [10] Compliant Enterprises - A list of compliant enterprises was also provided, indicating that no issues were found during the inspection [11]