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2021-12-03

The characteristics of Bluetooth speakers

　With the rapid development of Bluetooth smart phones and tablet computers, consumers have been amazed by their performance and screens. Due to the size, speakers alone have no good solutions. Hearing

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2021-12-03

How to choose a graphing calculator

　　How to choose a graphing calculator 　　Graphing calculators are more expensive, so you should pay more attention when choosing a graphing calculator. There are several key points for purchasing a gr

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2021-12-03

How to connect bluetooth speaker to mobile phone Bluetooth speaker cannot connect to mobile phone

　　1. Before use, it is recommended to fully charge the Bluetooth speaker . Charging method: Insert the charger plug into the charging socket of the Bluetooth speaker, and then connect the charger to a

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2021-12-03

Common failures of electronic calculators

　First, measure whether the voltage of the battery used is normal. If it is normal, you can further check whether the battery spring pressure is sufficient and whether the contact is good. If there is

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2021-12-03

What are the smart calculator tutorials for commonly used calculator tools?

　　The main points of purchasing commonly used calculators 　　General calculator 　　It is recommended to buy a calculator with real human voice function, which is not prone to problems such as calculat

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2021-12-03

What is a scientific calculator and how to use a scientific calculator

　Scientific calculator is a kind of electronic calculator, which can perform operations such as power, square root, exponent, logarithm, trigonometric function, statistics, etc. It is also called a fu

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2021-12-03

What is the working principle of a calculator

　　The basic principle of a computer is to store programs and program control. In advance, the instruction sequence (called program) and the original data that instruct the computer how to operate must

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2021-12-03

What is the function and characteristics of a graphing calculator

Graphing calculator usually refers to a handheld calculator that can draw images, solve simultaneous equations, and perform various other operations. Most graphing calculators can also write programs.

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2019-04-22

The 76th Education Equipment Exhibition will be held in ChongQing

The 76th Education Equipment Exhibition will be held from April 24th to April 29th, 2019 at the ChongQing International Convention and Exhibition Center (Address: No. 66, YueLai Avenue, YuBei District, ChongQing).

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2018-08-13

The 67th Education Equipment Exhibition will be held in Nanchang

The 67th Education Equipment Exhibition will be held from October 18th to October 20th, 2014 at the Nanchang International Convention and Exhibition Center in Jiangxi (Address: No. 50, Lijiang Avenue,

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2018-08-13

2015 Hainan Education Technology and Equipment Expo

The Hainan Education Technology and Equipment Exhibition will be held from June 27th to 29th, 2015 at Hainan International Conference and Exhibition Center, No. 258 Binhai Avenue, Xiuying District, Haikou City, Hainan Province. Tianyan Electronics Co., Ltd. participated in the exhibition, booth number Yes: A7, A8, we will show a variety of different multi-functional student calculators at this exhibition. Welcome new and old customers to visit our booth, just talk! !

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2018-08-13

Tianyan participated in the 2015 Guangdong Education Equipment Industry Association Exhibition

Time is like an arrow, the sun and the moon are like a shuttle! In the twinkling of an eye, the 69th session will be held. This time, Tianyan participated in the 69th Education Equipment Industry Asso

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WHO WE ARE

TIANYAN is a professional manufacturer of electronics products.

CONTACT US

No.168, Changshan Industrial Zone, Liulian Community, Pingdi Street, Shenzhen City, Guangdong, China.

+86 13689515148（Mr Hong）

sales04@tyjtw.com

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