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JH-W2 Bluetooth Rechargeable Mini ITE Digital Hearing Aids for Phone Connecting https://www.jhhearingaids.com/jh-w2-bluetooth-rechargeable-mini-ite-digital-hearing-aids-for-phone-connecting/ Description Paring to a phone and entertainment 1.Turn on your phone and ensure its Bluetooth function is activated. Search your Bluetooth devices on your phone by following the phone’s instructions. Refer to your phone’s user manual for more information. 2.After a few second the phone will list the device as a discover device “W2”. Select it and follow your phone instruction to select this pairing. 3.Your phone will confirm the pairing, and then press Yes/Ok. 4.Finally, select to connect with device from your phone. You can play music; Watch TV/movie and play gaim with your phone, then you can hear all the sound or music from the device. 5.When you connecting with Iphone , keep press the key Read more

https://www.jhhearingaids.com/jh-w3-tws-bluetooth-bte-hearing-aids-with-rechargeable-otc-hearing-amplifier-smart-app/ Smartphone App (iOS/Android) Personal each ear independently via the App Control EQ settings for optimal audio experience 3-in-1 Multifunction Charging Case Mini Portable Charging Case Anti-Bacterial UV lighting Binaural Bluetooth connection for calling and streaming Water resistant Nano Coating repels liquid Mechanical IPX6 Links: Hearing Aids China Manufacturer https://www.jhhearingaids.com/ Hearing Aid online Shop https://jinghaomedical.com/ Hearing aids Amazon Shop https://www.amazon.com/jinghao?tag=jinghao-20

JH-W3 TWS bluetooth BTE hearing aids with Rechargeable OTC Hearing Amplifier Smart App https://www.jhhearingaids.com/jh-w3-tws-bluetooth-bte-hearing-aids-with-rechargeable-otc-hearing-amplifier-smart-app/ Smartphone App (iOS/Android) Personal each ear independently via the App Control EQ settings for optimal audio experience 3-in-1 Multifunction Charging Case Mini Portable Charging Case Anti-Bacterial UV lighting Binaural Bluetooth connection for calling and streaming Water resistant Nano Coating repels liquid Mechanical IPX6 Links: Hearing Aids China Manufacturer https://www.jhhearingaids.com/ Hearing Aid online Shop https://jinghaomedical.com/ Hearing aids Amazon Shop https://www.amazon.com/jinghao?tag=jinghao-20

JH-A39 Rechargeable BTE Hearing Aid https://www.jhhearingaids.com/jh-a39-rechargeable-ite-hearing-aid/ Short Description Great design, quick and simple charging, and easy to use completely wireless earbuds that also double as sound amplifiers. Amplifies voices for easy conversation Discreet, behind the ear design with three sizes of ear tips Rechargeable batteries for up to 16 listening hours Amplifies voices for mild hearing loss Reduces ambient noise for easy conversations Discreet, inner ear design with comfort ear tips Description Wireless Earbuds Sound Amplifier 1.Latest technology wireless ear buds with amplify sound function, which can be used for hearing impairment people; 2.Fashion design with high sound quality; 3.Hearing loss group would not prefer people to know they are wearing a hearing aid device, and this item not only 4.help user to regain the sound, but also can protect Read more

1. Cracking Inspection method: visual evaluation criteria: Type A defects: cracks that can be noticed by users without training. Stamping parts with such defects are unacceptable to users, and stamping parts must be frozen immediately after discovery. Type B defects: Visible and determinable micro cracks. Stamping parts with such defects are not acceptable in Zones I and II. Repair welding and repairing in other areas is allowed, but the repaired parts are not easy to detect by customers and must meet the stamping requirements. Repair standards for parts. Type C defects: The defects are ambiguous and determined after careful inspection. The stamping parts of this type of defect will be repaired in Zone II, Zone III and IV, but the repaired parts are not easy to be found by customers Read more

Stamping die is currently a widely used manufacturing method in the manufacturing industry, but the current level of stamping die production in my country is not ideal, and there is still a gap between it and western developed countries, especially in the relatively short service life of stamping die , The short service life will directly affect the use of products, and at the same time, it will directly affect the development of my country’s manufacturing industry. Therefore, how to effectively improve the service life of stamping dies is very important. It can play a certain role in the development of stamping dies. Keywords: stamping die life method measures, stamping dies are used very frequently in my country’s manufacturing industry, especially in the automobile manufacturing industry, stamping dies are the Read more

Gaskets are important parts required for industrial manufacturing. The design of economical and feasible gasket punching dies can provide references for related companies, thereby shortening the mold design cycle, reducing costs and achieving benefits. The material of the existing gasket work piece is Q235 steel, the thickness is 1mm, the work piece can be ordinary punched, and the production batch is large batch. Analysis and determination of its size and size process plan Process analysis of stamping parts The manufacturability of blanking parts refers to the suitability of the workpiece to the copper stamping process, and it is the process requirement for the product from the perspective of stamping process. Good manufacturability is reflected in the low material consumption, small number of procedures, simple mold structure and long life, stable Read more

International economic situation. The correlation between the commodity market and the economic situation is obvious, especially as the world economy is becoming increasingly globalized, and the commodity market and the economy are more related. Therefore, the price of beryllium copper is closely related to the economic situation.